21175592

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{29741}}^1$

素因数の和:29836

約数の個数: 16

約数和(自身を含む): 40151700

約数和(自身を除く): 18976108

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 29741, 59482, 118964, 237928, 2646949, 5293898, 10587796, 21175592]

約数ペア:

[(1, 21175592), (2, 10587796), (4, 5293898), (8, 2646949), (89, 237928), (178, 118964), (356, 59482), (712, 29741)]