21197562

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 22348038

約数列:

[1, 2, 3, 6, 53, 106, 159, 191, 318, 349, 382, 573, 698, 1047, 1146, 2094, 10123, 18497, 20246, 30369, 36994, 55491, 60738, 66659, 110982, 133318, 199977, 399954, 3532927, 7065854, 10598781, 21197562]

約数ペア:

[(1, 21197562), (2, 10598781), (3, 7065854), (6, 3532927), (53, 399954), (106, 199977), (159, 133318), (191, 110982), (318, 66659), (349, 60738), (382, 55491), (573, 36994), (698, 30369), (1047, 20246), (1146, 18497), (2094, 10123)]