21819216

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{11087}}^1$

素因数の和:11139

約数の個数: 40

約数和(自身を含む): 57746304

約数和(自身を除く): 35927088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 11087, 22174, 33261, 44348, 66522, 88696, 133044, 177392, 266088, 454567, 532176, 909134, 1363701, 1818268, 2727402, 3636536, 5454804, 7273072, 10909608, 21819216]

約数ペア:

[(1, 21819216), (2, 10909608), (3, 7273072), (4, 5454804), (6, 3636536), (8, 2727402), (12, 1818268), (16, 1363701), (24, 909134), (41, 532176), (48, 454567), (82, 266088), (123, 177392), (164, 133044), (246, 88696), (328, 66522), (492, 44348), (656, 33261), (984, 22174), (1968, 11087)]