21434742

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{547}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 53344512

約数和(自身を除く): 31909770

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 311, 547, 622, 933, 1094, 1641, 1866, 2177, 2799, 3282, 3829, 4354, 4923, 5598, 6531, 7658, 9846, 11487, 13062, 19593, 22974, 34461, 39186, 68922, 170117, 340234, 510351, 1020702, 1190819, 1531053, 2381638, 3062106, 3572457, 7144914, 10717371, 21434742]

約数ペア:

[(1, 21434742), (2, 10717371), (3, 7144914), (6, 3572457), (7, 3062106), (9, 2381638), (14, 1531053), (18, 1190819), (21, 1020702), (42, 510351), (63, 340234), (126, 170117), (311, 68922), (547, 39186), (622, 34461), (933, 22974), (1094, 19593), (1641, 13062), (1866, 11487), (2177, 9846), (2799, 7658), (3282, 6531), (3829, 5598), (4354, 4923)]