21904383

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{743}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 30283776

約数和(自身を除く): 8379393

約数列:

[1, 3, 31, 93, 317, 743, 951, 2229, 9827, 23033, 29481, 69099, 235531, 706593, 7301461, 21904383]

約数ペア:

[(1, 21904383), (3, 7301461), (31, 706593), (93, 235531), (317, 69099), (743, 29481), (951, 23033), (2229, 9827)]