21861464

素因数分解:

$2^3\times {\mathrm{683}}^1\times {\mathrm{4001}}^1$

素因数の和:4690

約数の個数: 16

約数和(自身を含む): 41060520

約数和(自身を除く): 19199056

約数列:

[1, 2, 4, 8, 683, 1366, 2732, 4001, 5464, 8002, 16004, 32008, 2732683, 5465366, 10930732, 21861464]

約数ペア:

[(1, 21861464), (2, 10930732), (4, 5465366), (8, 2732683), (683, 32008), (1366, 16004), (2732, 8002), (4001, 5464)]