21246568

素因数分解:

$2^3\times 7^1\times {\mathrm{461}}^1\times {\mathrm{823}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 45682560

約数和(自身を除く): 24435992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 461, 823, 922, 1646, 1844, 3227, 3292, 3688, 5761, 6454, 6584, 11522, 12908, 23044, 25816, 46088, 379403, 758806, 1517612, 2655821, 3035224, 5311642, 10623284, 21246568]

約数ペア:

[(1, 21246568), (2, 10623284), (4, 5311642), (7, 3035224), (8, 2655821), (14, 1517612), (28, 758806), (56, 379403), (461, 46088), (823, 25816), (922, 23044), (1646, 12908), (1844, 11522), (3227, 6584), (3292, 6454), (3688, 5761)]