21757402

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1\times {\mathrm{787}}^1$

素因数の和:1413

約数の個数: 16

約数和(自身を含む): 34155072

約数和(自身を除く): 12397670

約数列:

[1, 2, 23, 46, 601, 787, 1202, 1574, 13823, 18101, 27646, 36202, 472987, 945974, 10878701, 21757402]

約数ペア:

[(1, 21757402), (2, 10878701), (23, 945974), (46, 472987), (601, 36202), (787, 27646), (1202, 18101), (1574, 13823)]