21036964784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{941167}}^1$

素因数の和:941313

約数の個数: 40

約数和(自身を含む): 44814655488

約数和(自身を除く): 23777690704

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 127, 176, 254, 508, 1016, 1397, 2032, 2794, 5588, 11176, 22352, 941167, 1882334, 3764668, 7529336, 10352837, 15058672, 20705674, 41411348, 82822696, 119528209, 165645392, 239056418, 478112836, 956225672, 1314810299, 1912451344, 2629620598, 5259241196, 10518482392, 21036964784]

約数ペア:

[(1, 21036964784), (2, 10518482392), (4, 5259241196), (8, 2629620598), (11, 1912451344), (16, 1314810299), (22, 956225672), (44, 478112836), (88, 239056418), (127, 165645392), (176, 119528209), (254, 82822696), (508, 41411348), (1016, 20705674), (1397, 15058672), (2032, 10352837), (2794, 7529336), (5588, 3764668), (11176, 1882334), (22352, 941167)]