21530388

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163109}}^1$

素因数の和:163127

約数の個数: 24

約数和(自身を含む): 54804960

約数和(自身を除く): 33274572

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163109, 326218, 489327, 652436, 978654, 1794199, 1957308, 3588398, 5382597, 7176796, 10765194, 21530388]

約数ペア:

[(1, 21530388), (2, 10765194), (3, 7176796), (4, 5382597), (6, 3588398), (11, 1957308), (12, 1794199), (22, 978654), (33, 652436), (44, 489327), (66, 326218), (132, 163109)]