213120663

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{534137}}^1$

素因数の和:534166

約数の個数: 16

約数和(自身を含む): 341848320

約数和(自身を除く): 128727657

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 534137, 1602411, 3738959, 10148603, 11216877, 30445809, 71040221, 213120663]

約数ペア:

[(1, 213120663), (3, 71040221), (7, 30445809), (19, 11216877), (21, 10148603), (57, 3738959), (133, 1602411), (399, 534137)]