21673092

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 64350720

約数和(自身を除く): 42677628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 31, 41, 42, 49, 58, 62, 82, 84, 87, 93, 98, 116, 123, 124, 147, 164, 174, 186, 196, 203, 217, 246, 287, 294, 348, 372, 406, 434, 492, 574, 588, 609, 651, 812, 861, 868, 899, 1148, 1189, 1218, 1271, 1302, 1421, 1519, 1722, 1798, 2009, 2378, 2436, 2542, 2604, 2697, 2842, 3038, 3444, 3567, 3596, 3813, 4018, 4263, 4557, 4756, 5084, 5394, 5684, 6027, 6076, 6293, 7134, 7626, 8036, 8323, 8526, 8897, 9114, 10788, 12054, 12586, 14268, 15252, 16646, 17052, 17794, 18228, 18879, 24108, 24969, 25172, 26691, 33292, 35588, 36859, 37758, 44051, 49938, 53382, 58261, 62279, 73718, 75516, 88102, 99876, 106764, 110577, 116522, 124558, 132153, 147436, 174783, 176204, 186837, 221154, 233044, 249116, 258013, 264306, 349566, 373674, 442308, 516026, 528612, 699132, 747348, 774039, 1032052, 1548078, 1806091, 3096156, 3612182, 5418273, 7224364, 10836546, 21673092]

約数ペア:

[(1, 21673092), (2, 10836546), (3, 7224364), (4, 5418273), (6, 3612182), (7, 3096156), (12, 1806091), (14, 1548078), (21, 1032052), (28, 774039), (29, 747348), (31, 699132), (41, 528612), (42, 516026), (49, 442308), (58, 373674), (62, 349566), (82, 264306), (84, 258013), (87, 249116), (93, 233044), (98, 221154), (116, 186837), (123, 176204), (124, 174783), (147, 147436), (164, 132153), (174, 124558), (186, 116522), (196, 110577), (203, 106764), (217, 99876), (246, 88102), (287, 75516), (294, 73718), (348, 62279), (372, 58261), (406, 53382), (434, 49938), (492, 44051), (574, 37758), (588, 36859), (609, 35588), (651, 33292), (812, 26691), (861, 25172), (868, 24969), (899, 24108), (1148, 18879), (1189, 18228), (1218, 17794), (1271, 17052), (1302, 16646), (1421, 15252), (1519, 14268), (1722, 12586), (1798, 12054), (2009, 10788), (2378, 9114), (2436, 8897), (2542, 8526), (2604, 8323), (2697, 8036), (2842, 7626), (3038, 7134), (3444, 6293), (3567, 6076), (3596, 6027), (3813, 5684), (4018, 5394), (4263, 5084), (4557, 4756)]