21987331352

素因数分解:

$2^3\times 7^2\times {\mathrm{56090131}}^1$

素因数の和:56090151

約数の個数: 24

約数和(自身を含む): 47957062860

約数和(自身を除く): 25969731508

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 56090131, 112180262, 224360524, 392630917, 448721048, 785261834, 1570523668, 2748416419, 3141047336, 5496832838, 10993665676, 21987331352]

約数ペア:

[(1, 21987331352), (2, 10993665676), (4, 5496832838), (7, 3141047336), (8, 2748416419), (14, 1570523668), (28, 785261834), (49, 448721048), (56, 392630917), (98, 224360524), (196, 112180262), (392, 56090131)]