21526740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2027}}^1$

素因数の和:2101

約数の個数: 72

約数和(自身を含む): 66437280

約数和(自身を除く): 44910540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2027, 2124, 2655, 3540, 4054, 5310, 6081, 8108, 10135, 10620, 12162, 18243, 20270, 24324, 30405, 36486, 40540, 60810, 72972, 91215, 119593, 121620, 182430, 239186, 358779, 364860, 478372, 597965, 717558, 1076337, 1195930, 1435116, 1793895, 2152674, 2391860, 3587790, 4305348, 5381685, 7175580, 10763370, 21526740]

約数ペア:

[(1, 21526740), (2, 10763370), (3, 7175580), (4, 5381685), (5, 4305348), (6, 3587790), (9, 2391860), (10, 2152674), (12, 1793895), (15, 1435116), (18, 1195930), (20, 1076337), (30, 717558), (36, 597965), (45, 478372), (59, 364860), (60, 358779), (90, 239186), (118, 182430), (177, 121620), (180, 119593), (236, 91215), (295, 72972), (354, 60810), (531, 40540), (590, 36486), (708, 30405), (885, 24324), (1062, 20270), (1180, 18243), (1770, 12162), (2027, 10620), (2124, 10135), (2655, 8108), (3540, 6081), (4054, 5310)]