21946215

素因数分解:

$3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6389}}^1$

素因数の和:6626

約数の個数: 16

約数和(自身を含む): 35272800

約数和(自身を除く): 13326585

約数列:

[1, 3, 5, 15, 229, 687, 1145, 3435, 6389, 19167, 31945, 95835, 1463081, 4389243, 7315405, 21946215]

約数ペア:

[(1, 21946215), (3, 7315405), (5, 4389243), (15, 1463081), (229, 95835), (687, 31945), (1145, 19167), (3435, 6389)]