21530042

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{1009}}^1$

素因数の和:1285

約数の個数: 16

約数和(自身を含む): 33160320

約数和(自身を除く): 11630278

約数列:

[1, 2, 47, 94, 227, 454, 1009, 2018, 10669, 21338, 47423, 94846, 229043, 458086, 10765021, 21530042]

約数ペア:

[(1, 21530042), (2, 10765021), (47, 458086), (94, 229043), (227, 94846), (454, 47423), (1009, 21338), (2018, 10669)]