21174948

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8779}}^1$

素因数の和:8856

約数の個数: 36

約数和(自身を含む): 54330640

約数和(自身を除く): 33155692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8779, 17558, 26337, 35116, 52674, 79011, 105348, 158022, 316044, 588193, 1176386, 1764579, 2352772, 3529158, 5293737, 7058316, 10587474, 21174948]

約数ペア:

[(1, 21174948), (2, 10587474), (3, 7058316), (4, 5293737), (6, 3529158), (9, 2352772), (12, 1764579), (18, 1176386), (36, 588193), (67, 316044), (134, 158022), (201, 105348), (268, 79011), (402, 52674), (603, 35116), (804, 26337), (1206, 17558), (2412, 8779)]