21876110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{128683}}^1$

素因数の和:128707

約数の個数: 16

約数和(自身を含む): 41693616

約数和(自身を除く): 19817506

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 128683, 257366, 643415, 1286830, 2187611, 4375222, 10938055, 21876110]

約数ペア:

[(1, 21876110), (2, 10938055), (5, 4375222), (10, 2187611), (17, 1286830), (34, 643415), (85, 257366), (170, 128683)]