21895016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19139}}^1$

素因数の和:19169

約数の個数: 32

約数和(自身を含む): 48232800

約数和(自身を除く): 26337784

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 19139, 38278, 76556, 153112, 210529, 248807, 421058, 497614, 842116, 995228, 1684232, 1990456, 2736877, 5473754, 10947508, 21895016]

約数ペア:

[(1, 21895016), (2, 10947508), (4, 5473754), (8, 2736877), (11, 1990456), (13, 1684232), (22, 995228), (26, 842116), (44, 497614), (52, 421058), (88, 248807), (104, 210529), (143, 153112), (286, 76556), (572, 38278), (1144, 19139)]