21901380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 65197440

約数和(自身を除く): 43296060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 41, 58, 60, 82, 87, 116, 123, 145, 164, 174, 205, 246, 290, 307, 348, 410, 435, 492, 580, 614, 615, 820, 870, 921, 1189, 1228, 1230, 1535, 1740, 1842, 2378, 2460, 3070, 3567, 3684, 4605, 4756, 5945, 6140, 7134, 8903, 9210, 11890, 12587, 14268, 17806, 17835, 18420, 23780, 25174, 26709, 35612, 35670, 37761, 44515, 50348, 53418, 62935, 71340, 75522, 89030, 106836, 125870, 133545, 151044, 178060, 188805, 251740, 267090, 365023, 377610, 534180, 730046, 755220, 1095069, 1460092, 1825115, 2190138, 3650230, 4380276, 5475345, 7300460, 10950690, 21901380]

約数ペア:

[(1, 21901380), (2, 10950690), (3, 7300460), (4, 5475345), (5, 4380276), (6, 3650230), (10, 2190138), (12, 1825115), (15, 1460092), (20, 1095069), (29, 755220), (30, 730046), (41, 534180), (58, 377610), (60, 365023), (82, 267090), (87, 251740), (116, 188805), (123, 178060), (145, 151044), (164, 133545), (174, 125870), (205, 106836), (246, 89030), (290, 75522), (307, 71340), (348, 62935), (410, 53418), (435, 50348), (492, 44515), (580, 37761), (614, 35670), (615, 35612), (820, 26709), (870, 25174), (921, 23780), (1189, 18420), (1228, 17835), (1230, 17806), (1535, 14268), (1740, 12587), (1842, 11890), (2378, 9210), (2460, 8903), (3070, 7134), (3567, 6140), (3684, 5945), (4605, 4756)]