21183392

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{6427}}^1$

素因数の和:6540

約数の個数: 24

約数和(自身を含む): 42116256

約数和(自身を除く): 20932864

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 6427, 12854, 25708, 51416, 102832, 205664, 661981, 1323962, 2647924, 5295848, 10591696, 21183392]

約数ペア:

[(1, 21183392), (2, 10591696), (4, 5295848), (8, 2647924), (16, 1323962), (32, 661981), (103, 205664), (206, 102832), (412, 51416), (824, 25708), (1648, 12854), (3296, 6427)]