21286962060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{53407}}^1$

素因数の和:53512

約数の個数: 192

約数和(自身を含む): 74364444672

約数和(自身を除く): 53077482612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 73, 78, 84, 91, 105, 130, 140, 146, 156, 182, 195, 210, 219, 260, 273, 292, 364, 365, 390, 420, 438, 455, 511, 546, 730, 780, 876, 910, 949, 1022, 1092, 1095, 1365, 1460, 1533, 1820, 1898, 2044, 2190, 2555, 2730, 2847, 3066, 3796, 4380, 4745, 5110, 5460, 5694, 6132, 6643, 7665, 9490, 10220, 11388, 13286, 14235, 15330, 18980, 19929, 26572, 28470, 30660, 33215, 39858, 53407, 56940, 66430, 79716, 99645, 106814, 132860, 160221, 199290, 213628, 267035, 320442, 373849, 398580, 534070, 640884, 694291, 747698, 801105, 1068140, 1121547, 1388582, 1495396, 1602210, 1869245, 2082873, 2243094, 2777164, 3204420, 3471455, 3738490, 3898711, 4165746, 4486188, 4860037, 5607735, 6942910, 7476980, 7797422, 8331492, 9720074, 10414365, 11215470, 11696133, 13885820, 14580111, 15594844, 19440148, 19493555, 20828730, 22430940, 23392266, 24300185, 27290977, 29160222, 38987110, 41657460, 46784532, 48600370, 50683243, 54581954, 58320444, 58480665, 72900555, 77974220, 81872931, 97200740, 101366486, 109163908, 116961330, 136454885, 145801110, 152049729, 163745862, 202732972, 233922660, 253416215, 272909770, 291602220, 304099458, 327491724, 354782701, 409364655, 506832430, 545819540, 608198916, 709565402, 760248645, 818729310, 1013664860, 1064348103, 1419130804, 1520497290, 1637458620, 1773913505, 2128696206, 3040994580, 3547827010, 4257392412, 5321740515, 7095654020, 10643481030, 21286962060]

約数ペア:

[(1, 21286962060), (2, 10643481030), (3, 7095654020), (4, 5321740515), (5, 4257392412), (6, 3547827010), (7, 3040994580), (10, 2128696206), (12, 1773913505), (13, 1637458620), (14, 1520497290), (15, 1419130804), (20, 1064348103), (21, 1013664860), (26, 818729310), (28, 760248645), (30, 709565402), (35, 608198916), (39, 545819540), (42, 506832430), (52, 409364655), (60, 354782701), (65, 327491724), (70, 304099458), (73, 291602220), (78, 272909770), (84, 253416215), (91, 233922660), (105, 202732972), (130, 163745862), (140, 152049729), (146, 145801110), (156, 136454885), (182, 116961330), (195, 109163908), (210, 101366486), (219, 97200740), (260, 81872931), (273, 77974220), (292, 72900555), (364, 58480665), (365, 58320444), (390, 54581954), (420, 50683243), (438, 48600370), (455, 46784532), (511, 41657460), (546, 38987110), (730, 29160222), (780, 27290977), (876, 24300185), (910, 23392266), (949, 22430940), (1022, 20828730), (1092, 19493555), (1095, 19440148), (1365, 15594844), (1460, 14580111), (1533, 13885820), (1820, 11696133), (1898, 11215470), (2044, 10414365), (2190, 9720074), (2555, 8331492), (2730, 7797422), (2847, 7476980), (3066, 6942910), (3796, 5607735), (4380, 4860037), (4745, 4486188), (5110, 4165746), (5460, 3898711), (5694, 3738490), (6132, 3471455), (6643, 3204420), (7665, 2777164), (9490, 2243094), (10220, 2082873), (11388, 1869245), (13286, 1602210), (14235, 1495396), (15330, 1388582), (18980, 1121547), (19929, 1068140), (26572, 801105), (28470, 747698), (30660, 694291), (33215, 640884), (39858, 534070), (53407, 398580), (56940, 373849), (66430, 320442), (79716, 267035), (99645, 213628), (106814, 199290), (132860, 160221)]