21489806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{14009}}^1$

素因数の和:14083

約数の個数: 16

約数和(自身を含む): 35305200

約数和(自身を除く): 13815394

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 14009, 28018, 182117, 364234, 826531, 1653062, 10744903, 21489806]

約数ペア:

[(1, 21489806), (2, 10744903), (13, 1653062), (26, 826531), (59, 364234), (118, 182117), (767, 28018), (1534, 14009)]