21514122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2339}}^1$

素因数の和:2427

約数の個数: 48

約数和(自身を含む): 54025920

約数和(自身を除く): 32511798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 2339, 3066, 4599, 4678, 7017, 9198, 14034, 16373, 21051, 32746, 42102, 49119, 98238, 147357, 170747, 294714, 341494, 512241, 1024482, 1195229, 1536723, 2390458, 3073446, 3585687, 7171374, 10757061, 21514122]

約数ペア:

[(1, 21514122), (2, 10757061), (3, 7171374), (6, 3585687), (7, 3073446), (9, 2390458), (14, 1536723), (18, 1195229), (21, 1024482), (42, 512241), (63, 341494), (73, 294714), (126, 170747), (146, 147357), (219, 98238), (438, 49119), (511, 42102), (657, 32746), (1022, 21051), (1314, 16373), (1533, 14034), (2339, 9198), (3066, 7017), (4599, 4678)]