21492575986

素因数分解:

$2^1\times 7^1\times {\mathrm{4621}}^1\times {\mathrm{332219}}^1$

素因数の和:336849

約数の個数: 16

約数和(自身を含む): 36852500160

約数和(自身を除く): 15359924174

約数列:

[1, 2, 7, 14, 4621, 9242, 32347, 64694, 332219, 664438, 2325533, 4651066, 1535183999, 3070367998, 10746287993, 21492575986]

約数ペア:

[(1, 21492575986), (2, 10746287993), (7, 3070367998), (14, 1535183999), (4621, 4651066), (9242, 2325533), (32347, 664438), (64694, 332219)]