21508775548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4441}}^1\times {\mathrm{93139}}^1$

素因数の和:97597

約数の個数: 24

約数和(自身を含む): 40545332240

約数和(自身を除く): 19036556692

約数列:

[1, 2, 4, 13, 26, 52, 4441, 8882, 17764, 57733, 93139, 115466, 186278, 230932, 372556, 1210807, 2421614, 4843228, 413630299, 827260598, 1654521196, 5377193887, 10754387774, 21508775548]

約数ペア:

[(1, 21508775548), (2, 10754387774), (4, 5377193887), (13, 1654521196), (26, 827260598), (52, 413630299), (4441, 4843228), (8882, 2421614), (17764, 1210807), (57733, 372556), (93139, 230932), (115466, 186278)]