21381036383

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{1847}}^1\times {\mathrm{12071}}^1$

素因数の和:14062

約数の個数: 16

約数和(自身を含む): 24629197824

約数和(自身を除く): 3248161441

約数列:

[1, 7, 137, 959, 1847, 12071, 12929, 84497, 253039, 1653727, 1771273, 11576089, 22295137, 156065959, 3054433769, 21381036383]

約数ペア:

[(1, 21381036383), (7, 3054433769), (137, 156065959), (959, 22295137), (1847, 11576089), (12071, 1771273), (12929, 1653727), (84497, 253039)]