21706344358

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{19387}}^1$

素因数の和:19756

約数の個数: 32

約数和(自身を含む): 34150178304

約数和(自身を除く): 12443833946

約数列:

[1, 2, 43, 47, 86, 94, 277, 554, 2021, 4042, 11911, 13019, 19387, 23822, 26038, 38774, 559817, 833641, 911189, 1119634, 1667282, 1822378, 5370199, 10740398, 39181127, 78362254, 230918557, 252399353, 461837114, 504798706, 10853172179, 21706344358]

約数ペア:

[(1, 21706344358), (2, 10853172179), (43, 504798706), (47, 461837114), (86, 252399353), (94, 230918557), (277, 78362254), (554, 39181127), (2021, 10740398), (4042, 5370199), (11911, 1822378), (13019, 1667282), (19387, 1119634), (23822, 911189), (26038, 833641), (38774, 559817)]