21595320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 70761600

約数和(自身を除く): 49166280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 223, 269, 360, 446, 538, 669, 807, 892, 1076, 1115, 1338, 1345, 1614, 1784, 2007, 2152, 2230, 2421, 2676, 2690, 3228, 3345, 4014, 4035, 4460, 4842, 5352, 5380, 6456, 6690, 8028, 8070, 8920, 9684, 10035, 10760, 12105, 13380, 16056, 16140, 19368, 20070, 24210, 26760, 32280, 40140, 48420, 59987, 80280, 96840, 119974, 179961, 239948, 299935, 359922, 479896, 539883, 599870, 719844, 899805, 1079766, 1199740, 1439688, 1799610, 2159532, 2399480, 2699415, 3599220, 4319064, 5398830, 7198440, 10797660, 21595320]

約数ペア:

[(1, 21595320), (2, 10797660), (3, 7198440), (4, 5398830), (5, 4319064), (6, 3599220), (8, 2699415), (9, 2399480), (10, 2159532), (12, 1799610), (15, 1439688), (18, 1199740), (20, 1079766), (24, 899805), (30, 719844), (36, 599870), (40, 539883), (45, 479896), (60, 359922), (72, 299935), (90, 239948), (120, 179961), (180, 119974), (223, 96840), (269, 80280), (360, 59987), (446, 48420), (538, 40140), (669, 32280), (807, 26760), (892, 24210), (1076, 20070), (1115, 19368), (1338, 16140), (1345, 16056), (1614, 13380), (1784, 12105), (2007, 10760), (2152, 10035), (2230, 9684), (2421, 8920), (2676, 8070), (2690, 8028), (3228, 6690), (3345, 6456), (4014, 5380), (4035, 5352), (4460, 4842)]