21769468

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21013}}^1$

素因数の和:21061

約数の個数: 24

約数和(自身を含む): 44717792

約数和(自身を除く): 22948324

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 21013, 42026, 84052, 147091, 294182, 588364, 777481, 1554962, 3109924, 5442367, 10884734, 21769468]

約数ペア:

[(1, 21769468), (2, 10884734), (4, 5442367), (7, 3109924), (14, 1554962), (28, 777481), (37, 588364), (74, 294182), (148, 147091), (259, 84052), (518, 42026), (1036, 21013)]