21273692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25447}}^1$

素因数の和:25481

約数の個数: 24

約数和(自身を含む): 42752640

約数和(自身を除く): 21478948

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25447, 50894, 101788, 279917, 483493, 559834, 966986, 1119668, 1933972, 5318423, 10636846, 21273692]

約数ペア:

[(1, 21273692), (2, 10636846), (4, 5318423), (11, 1933972), (19, 1119668), (22, 966986), (38, 559834), (44, 483493), (76, 279917), (209, 101788), (418, 50894), (836, 25447)]