21586838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6977}}^1$

素因数の和:7016

約数の個数: 32

約数和(自身を含む): 42202944

約数和(自身を除く): 20616106

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6977, 13954, 48839, 90701, 97678, 118609, 181402, 237218, 634907, 830263, 1269814, 1541917, 1660526, 3083834, 10793419, 21586838]

約数ペア:

[(1, 21586838), (2, 10793419), (7, 3083834), (13, 1660526), (14, 1541917), (17, 1269814), (26, 830263), (34, 634907), (91, 237218), (119, 181402), (182, 118609), (221, 97678), (238, 90701), (442, 48839), (1547, 13954), (3094, 6977)]