21973237

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 26552120

約数和(自身を除く): 4578883

約数列:

[1, 11, 13, 61, 121, 143, 229, 671, 793, 1573, 2519, 2977, 7381, 8723, 13969, 27709, 32747, 95953, 153659, 181597, 360217, 1690249, 1997567, 21973237]

約数ペア:

[(1, 21973237), (11, 1997567), (13, 1690249), (61, 360217), (121, 181597), (143, 153659), (229, 95953), (671, 32747), (793, 27709), (1573, 13969), (2519, 8723), (2977, 7381)]