21669774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1531}}^1$

素因数の和:1880

約数の個数: 32

約数和(自身を含む): 49710336

約数和(自身を除く): 28040562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 337, 674, 1011, 1531, 2022, 2359, 3062, 4593, 4718, 7077, 9186, 10717, 14154, 21434, 32151, 64302, 515947, 1031894, 1547841, 3095682, 3611629, 7223258, 10834887, 21669774]

約数ペア:

[(1, 21669774), (2, 10834887), (3, 7223258), (6, 3611629), (7, 3095682), (14, 1547841), (21, 1031894), (42, 515947), (337, 64302), (674, 32151), (1011, 21434), (1531, 14154), (2022, 10717), (2359, 9186), (3062, 7077), (4593, 4718)]