21560429

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 2631571

約数列:

[1, 11, 59, 139, 239, 649, 1529, 2629, 8201, 14101, 33221, 90211, 155111, 365431, 1960039, 21560429]

約数ペア:

[(1, 21560429), (11, 1960039), (59, 365431), (139, 155111), (239, 90211), (649, 33221), (1529, 14101), (2629, 8201)]