21357488

素因数分解:

$2^4\times {\mathrm{593}}^1\times {\mathrm{2251}}^1$

素因数の和:2852

約数の個数: 20

約数和(自身を含む): 41468328

約数和(自身を除く): 20110840

約数列:

[1, 2, 4, 8, 16, 593, 1186, 2251, 2372, 4502, 4744, 9004, 9488, 18008, 36016, 1334843, 2669686, 5339372, 10678744, 21357488]

約数ペア:

[(1, 21357488), (2, 10678744), (4, 5339372), (8, 2669686), (16, 1334843), (593, 36016), (1186, 18008), (2251, 9488), (2372, 9004), (4502, 4744)]