21868936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{401}}^2$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 43524810

約数和(自身を除く): 21655874

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 401, 802, 1604, 3208, 6817, 13634, 27268, 54536, 160801, 321602, 643204, 1286408, 2733617, 5467234, 10934468, 21868936]

約数ペア:

[(1, 21868936), (2, 10934468), (4, 5467234), (8, 2733617), (17, 1286408), (34, 643204), (68, 321602), (136, 160801), (401, 54536), (802, 27268), (1604, 13634), (3208, 6817)]