21176516

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1595

約数の個数: 24

約数和(自身を含む): 38330880

約数和(自身を除く): 17154364

約数列:

[1, 2, 4, 59, 61, 118, 122, 236, 244, 1471, 2942, 3599, 5884, 7198, 14396, 86789, 89731, 173578, 179462, 347156, 358924, 5294129, 10588258, 21176516]

約数ペア:

[(1, 21176516), (2, 10588258), (4, 5294129), (59, 358924), (61, 347156), (118, 179462), (122, 173578), (236, 89731), (244, 86789), (1471, 14396), (2942, 7198), (3599, 5884)]