21227066

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79801}}^1$

素因数の和:79829

約数の個数: 16

約数和(自身を含む): 38304960

約数和(自身を除く): 17077894

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 79801, 159602, 558607, 1117214, 1516219, 3032438, 10613533, 21227066]

約数ペア:

[(1, 21227066), (2, 10613533), (7, 3032438), (14, 1516219), (19, 1117214), (38, 558607), (133, 159602), (266, 79801)]