21379848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127261}}^1$

素因数の和:127277

約数の個数: 32

約数和(自身を含む): 61085760

約数和(自身を除く): 39705912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127261, 254522, 381783, 509044, 763566, 890827, 1018088, 1527132, 1781654, 2672481, 3054264, 3563308, 5344962, 7126616, 10689924, 21379848]

約数ペア:

[(1, 21379848), (2, 10689924), (3, 7126616), (4, 5344962), (6, 3563308), (7, 3054264), (8, 2672481), (12, 1781654), (14, 1527132), (21, 1018088), (24, 890827), (28, 763566), (42, 509044), (56, 381783), (84, 254522), (168, 127261)]