421139656

素因数分解:

$2^3\times 7^1\times {\mathrm{7520351}}^1$

素因数の和:7520364

約数の個数: 16

約数和(自身を含む): 902442240

約数和(自身を除く): 481302584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 7520351, 15040702, 30081404, 52642457, 60162808, 105284914, 210569828, 421139656]

約数ペア:

[(1, 421139656), (2, 210569828), (4, 105284914), (7, 60162808), (8, 52642457), (14, 30081404), (28, 15040702), (56, 7520351)]