21412552

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2791}}^1$

素因数の和:2941

約数の個数: 32

約数和(自身を含む): 46235520

約数和(自身を除く): 24822968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2791, 3836, 5582, 7672, 11164, 19537, 22328, 39074, 78148, 156296, 382367, 764734, 1529468, 2676569, 3058936, 5353138, 10706276, 21412552]

約数ペア:

[(1, 21412552), (2, 10706276), (4, 5353138), (7, 3058936), (8, 2676569), (14, 1529468), (28, 764734), (56, 382367), (137, 156296), (274, 78148), (548, 39074), (959, 22328), (1096, 19537), (1918, 11164), (2791, 7672), (3836, 5582)]