21574260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4133}}^1$

素因数の和:4177

約数の個数: 72

約数和(自身を含む): 67714920

約数和(自身を除く): 46140660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 4133, 5220, 8266, 12399, 16532, 20665, 24798, 37197, 41330, 49596, 61995, 74394, 82660, 119857, 123990, 148788, 185985, 239714, 247980, 359571, 371970, 479428, 599285, 719142, 743940, 1078713, 1198570, 1438284, 1797855, 2157426, 2397140, 3595710, 4314852, 5393565, 7191420, 10787130, 21574260]

約数ペア:

[(1, 21574260), (2, 10787130), (3, 7191420), (4, 5393565), (5, 4314852), (6, 3595710), (9, 2397140), (10, 2157426), (12, 1797855), (15, 1438284), (18, 1198570), (20, 1078713), (29, 743940), (30, 719142), (36, 599285), (45, 479428), (58, 371970), (60, 359571), (87, 247980), (90, 239714), (116, 185985), (145, 148788), (174, 123990), (180, 119857), (261, 82660), (290, 74394), (348, 61995), (435, 49596), (522, 41330), (580, 37197), (870, 24798), (1044, 20665), (1305, 16532), (1740, 12399), (2610, 8266), (4133, 5220)]