21939816

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{797}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 58222080

約数和(自身を除く): 36282264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 37, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 444, 744, 797, 888, 1147, 1594, 2294, 2391, 3188, 3441, 4588, 4782, 6376, 6882, 9176, 9564, 13764, 19128, 24707, 27528, 29489, 49414, 58978, 74121, 88467, 98828, 117956, 148242, 176934, 197656, 235912, 296484, 353868, 592968, 707736, 914159, 1828318, 2742477, 3656636, 5484954, 7313272, 10969908, 21939816]

約数ペア:

[(1, 21939816), (2, 10969908), (3, 7313272), (4, 5484954), (6, 3656636), (8, 2742477), (12, 1828318), (24, 914159), (31, 707736), (37, 592968), (62, 353868), (74, 296484), (93, 235912), (111, 197656), (124, 176934), (148, 148242), (186, 117956), (222, 98828), (248, 88467), (296, 74121), (372, 58978), (444, 49414), (744, 29489), (797, 27528), (888, 24707), (1147, 19128), (1594, 13764), (2294, 9564), (2391, 9176), (3188, 6882), (3441, 6376), (4588, 4782)]