21587324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{9257}}^1$

素因数の和:9325

約数の個数: 24

約数和(自身を含む): 41994288

約数和(自身を除く): 20406964

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 9257, 18514, 37028, 101827, 203654, 407308, 490621, 981242, 1962484, 5396831, 10793662, 21587324]

約数ペア:

[(1, 21587324), (2, 10793662), (4, 5396831), (11, 1962484), (22, 981242), (44, 490621), (53, 407308), (106, 203654), (212, 101827), (583, 37028), (1166, 18514), (2332, 9257)]