21259896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126547}}^1$

素因数の和:126563

約数の個数: 32

約数和(自身を含む): 60743040

約数和(自身を除く): 39483144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126547, 253094, 379641, 506188, 759282, 885829, 1012376, 1518564, 1771658, 2657487, 3037128, 3543316, 5314974, 7086632, 10629948, 21259896]

約数ペア:

[(1, 21259896), (2, 10629948), (3, 7086632), (4, 5314974), (6, 3543316), (7, 3037128), (8, 2657487), (12, 1771658), (14, 1518564), (21, 1012376), (24, 885829), (28, 759282), (42, 506188), (56, 379641), (84, 253094), (168, 126547)]