21425964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255071}}^1$

素因数の和:255085

約数の個数: 24

約数和(自身を含む): 57136128

約数和(自身を除く): 35710164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255071, 510142, 765213, 1020284, 1530426, 1785497, 3060852, 3570994, 5356491, 7141988, 10712982, 21425964]

約数ペア:

[(1, 21425964), (2, 10712982), (3, 7141988), (4, 5356491), (6, 3570994), (7, 3060852), (12, 1785497), (14, 1530426), (21, 1020284), (28, 765213), (42, 510142), (84, 255071)]