21364684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4297}}^1$

素因数の和:4425

約数の個数: 24

約数和(自身を含む): 41157648

約数和(自身を除く): 19792964

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4297, 4972, 8594, 17188, 47267, 94534, 189068, 485561, 971122, 1942244, 5341171, 10682342, 21364684]

約数ペア:

[(1, 21364684), (2, 10682342), (4, 5341171), (11, 1942244), (22, 971122), (44, 485561), (113, 189068), (226, 94534), (452, 47267), (1243, 17188), (2486, 8594), (4297, 4972)]