21241924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25409}}^1$

素因数の和:25443

約数の個数: 24

約数和(自身を含む): 42688800

約数和(自身を除く): 21446876

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25409, 50818, 101636, 279499, 482771, 558998, 965542, 1117996, 1931084, 5310481, 10620962, 21241924]

約数ペア:

[(1, 21241924), (2, 10620962), (4, 5310481), (11, 1931084), (19, 1117996), (22, 965542), (38, 558998), (44, 482771), (76, 279499), (209, 101636), (418, 50818), (836, 25409)]