21143643

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2251}}^1$

素因数の和:2386

約数の個数: 16

約数和(自身を含む): 29402112

約数和(自身を除く): 8258469

約数列:

[1, 3, 31, 93, 101, 303, 2251, 3131, 6753, 9393, 69781, 209343, 227351, 682053, 7047881, 21143643]

約数ペア:

[(1, 21143643), (3, 7047881), (31, 682053), (93, 227351), (101, 209343), (303, 69781), (2251, 9393), (3131, 6753)]