21574088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{158633}}^1$

素因数の和:158656

約数の個数: 16

約数和(自身を含む): 42831180

約数和(自身を除く): 21257092

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 158633, 317266, 634532, 1269064, 2696761, 5393522, 10787044, 21574088]

約数ペア:

[(1, 21574088), (2, 10787044), (4, 5393522), (8, 2696761), (17, 1269064), (34, 634532), (68, 317266), (136, 158633)]