21445986

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{115301}}^1$

素因数の和:115337

約数の個数: 16

約数和(自身を含む): 44275968

約数和(自身を除く): 22829982

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 115301, 230602, 345903, 691806, 3574331, 7148662, 10722993, 21445986]

約数ペア:

[(1, 21445986), (2, 10722993), (3, 7148662), (6, 3574331), (31, 691806), (62, 345903), (93, 230602), (186, 115301)]