21888386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 37008048

約数和(自身を除く): 15119662

約数列:

[1, 2, 13, 26, 37, 61, 74, 122, 373, 481, 746, 793, 962, 1586, 2257, 4514, 4849, 9698, 13801, 22753, 27602, 29341, 45506, 58682, 179413, 295789, 358826, 591578, 841861, 1683722, 10944193, 21888386]

約数ペア:

[(1, 21888386), (2, 10944193), (13, 1683722), (26, 841861), (37, 591578), (61, 358826), (74, 295789), (122, 179413), (373, 58682), (481, 45506), (746, 29341), (793, 27602), (962, 22753), (1586, 13801), (2257, 9698), (4514, 4849)]