21933155

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1103}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 27264384

約数和(自身を除く): 5331229

約数列:

[1, 5, 41, 97, 205, 485, 1103, 3977, 5515, 19885, 45223, 106991, 226115, 534955, 4386631, 21933155]

約数ペア:

[(1, 21933155), (5, 4386631), (41, 534955), (97, 226115), (205, 106991), (485, 45223), (1103, 19885), (3977, 5515)]