21551496

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{16943}}^1$

素因数の和:17005

約数の個数: 32

約数和(自身を含む): 54898560

約数和(自身を除く): 33347064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 16943, 33886, 50829, 67772, 101658, 135544, 203316, 406632, 897979, 1795958, 2693937, 3591916, 5387874, 7183832, 10775748, 21551496]

約数ペア:

[(1, 21551496), (2, 10775748), (3, 7183832), (4, 5387874), (6, 3591916), (8, 2693937), (12, 1795958), (24, 897979), (53, 406632), (106, 203316), (159, 135544), (212, 101658), (318, 67772), (424, 50829), (636, 33886), (1272, 16943)]