21861447

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{4259}}^1$

素因数の和:4350

約数の個数: 16

約数和(自身を含む): 30672000

約数和(自身を除く): 8810553

約数列:

[1, 3, 29, 59, 87, 177, 1711, 4259, 5133, 12777, 123511, 251281, 370533, 753843, 7287149, 21861447]

約数ペア:

[(1, 21861447), (3, 7287149), (29, 753843), (59, 370533), (87, 251281), (177, 123511), (1711, 12777), (4259, 5133)]