21742996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3607}}^1$

素因数の和:3759

約数の個数: 24

約数和(自身を含む): 41823936

約数和(自身を除く): 20080940

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 3607, 6028, 7214, 14428, 39677, 79354, 158708, 494159, 988318, 1976636, 5435749, 10871498, 21742996]

約数ペア:

[(1, 21742996), (2, 10871498), (4, 5435749), (11, 1976636), (22, 988318), (44, 494159), (137, 158708), (274, 79354), (548, 39677), (1507, 14428), (3014, 7214), (3607, 6028)]