21776944

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1531}}^1$

素因数の和:1673

約数の個数: 40

約数和(自身を含む): 48631808

約数和(自身を除く): 26854864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1531, 1778, 2032, 3062, 3556, 6124, 7112, 10717, 12248, 14224, 21434, 24496, 42868, 85736, 171472, 194437, 388874, 777748, 1361059, 1555496, 2722118, 3110992, 5444236, 10888472, 21776944]

約数ペア:

[(1, 21776944), (2, 10888472), (4, 5444236), (7, 3110992), (8, 2722118), (14, 1555496), (16, 1361059), (28, 777748), (56, 388874), (112, 194437), (127, 171472), (254, 85736), (508, 42868), (889, 24496), (1016, 21434), (1531, 14224), (1778, 12248), (2032, 10717), (3062, 7112), (3556, 6124)]