21634502

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3821}}^1$

素因数の和:3991

約数の個数: 16

約数和(自身を含む): 34398000

約数和(自身を除く): 12763498

約数列:

[1, 2, 19, 38, 149, 298, 2831, 3821, 5662, 7642, 72599, 145198, 569329, 1138658, 10817251, 21634502]

約数ペア:

[(1, 21634502), (2, 10817251), (19, 1138658), (38, 569329), (149, 145198), (298, 72599), (2831, 7642), (3821, 5662)]