21496684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{797}}^1$

素因数の和:1425

約数の個数: 24

約数和(自身を含む): 41157648

約数和(自身を除く): 19660964

約数列:

[1, 2, 4, 11, 22, 44, 613, 797, 1226, 1594, 2452, 3188, 6743, 8767, 13486, 17534, 26972, 35068, 488561, 977122, 1954244, 5374171, 10748342, 21496684]

約数ペア:

[(1, 21496684), (2, 10748342), (4, 5374171), (11, 1954244), (22, 977122), (44, 488561), (613, 35068), (797, 26972), (1226, 17534), (1594, 13486), (2452, 8767), (3188, 6743)]