21774060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1571}}^1$

素因数の和:1604

約数の個数: 144

約数和(自身を含む): 82397952

約数和(自身を除く): 60623892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1571, 1980, 2310, 2772, 3142, 3465, 4620, 4713, 6284, 6930, 7855, 9426, 10997, 13860, 14139, 15710, 17281, 18852, 21994, 23565, 28278, 31420, 32991, 34562, 43988, 47130, 51843, 54985, 56556, 65982, 69124, 70695, 86405, 94260, 98973, 103686, 109970, 120967, 131964, 141390, 155529, 164955, 172810, 197946, 207372, 219940, 241934, 259215, 282780, 311058, 329910, 345620, 362901, 395892, 483868, 494865, 518430, 604835, 622116, 659820, 725802, 777645, 989730, 1036860, 1088703, 1209670, 1451604, 1555290, 1814505, 1979460, 2177406, 2419340, 3110580, 3629010, 4354812, 5443515, 7258020, 10887030, 21774060]

約数ペア:

[(1, 21774060), (2, 10887030), (3, 7258020), (4, 5443515), (5, 4354812), (6, 3629010), (7, 3110580), (9, 2419340), (10, 2177406), (11, 1979460), (12, 1814505), (14, 1555290), (15, 1451604), (18, 1209670), (20, 1088703), (21, 1036860), (22, 989730), (28, 777645), (30, 725802), (33, 659820), (35, 622116), (36, 604835), (42, 518430), (44, 494865), (45, 483868), (55, 395892), (60, 362901), (63, 345620), (66, 329910), (70, 311058), (77, 282780), (84, 259215), (90, 241934), (99, 219940), (105, 207372), (110, 197946), (126, 172810), (132, 164955), (140, 155529), (154, 141390), (165, 131964), (180, 120967), (198, 109970), (210, 103686), (220, 98973), (231, 94260), (252, 86405), (308, 70695), (315, 69124), (330, 65982), (385, 56556), (396, 54985), (420, 51843), (462, 47130), (495, 43988), (630, 34562), (660, 32991), (693, 31420), (770, 28278), (924, 23565), (990, 21994), (1155, 18852), (1260, 17281), (1386, 15710), (1540, 14139), (1571, 13860), (1980, 10997), (2310, 9426), (2772, 7855), (3142, 6930), (3465, 6284), (4620, 4713)]