21636296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4639}}^1$

素因数の和:4709

約数の個数: 32

約数和(自身を含む): 45100800

約数和(自身を除く): 23464504

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4639, 4664, 9278, 18556, 37112, 51029, 102058, 204116, 245867, 408232, 491734, 983468, 1966936, 2704537, 5409074, 10818148, 21636296]

約数ペア:

[(1, 21636296), (2, 10818148), (4, 5409074), (8, 2704537), (11, 1966936), (22, 983468), (44, 491734), (53, 408232), (88, 245867), (106, 204116), (212, 102058), (424, 51029), (583, 37112), (1166, 18556), (2332, 9278), (4639, 4664)]