21167135

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{593}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 28440720

約数和(自身を除く): 7273585

約数列:

[1, 5, 11, 55, 59, 121, 295, 593, 605, 649, 2965, 3245, 6523, 7139, 32615, 34987, 35695, 71753, 174935, 358765, 384857, 1924285, 4233427, 21167135]

約数ペア:

[(1, 21167135), (5, 4233427), (11, 1924285), (55, 384857), (59, 358765), (121, 174935), (295, 71753), (593, 35695), (605, 34987), (649, 32615), (2965, 7139), (3245, 6523)]