21551644

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3209}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 39906720

約数和(自身を除く): 18355076

約数列:

[1, 2, 4, 23, 46, 73, 92, 146, 292, 1679, 3209, 3358, 6418, 6716, 12836, 73807, 147614, 234257, 295228, 468514, 937028, 5387911, 10775822, 21551644]

約数ペア:

[(1, 21551644), (2, 10775822), (4, 5387911), (23, 937028), (46, 468514), (73, 295228), (92, 234257), (146, 147614), (292, 73807), (1679, 12836), (3209, 6716), (3358, 6418)]