21011036235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{200105107}}^1$

素因数の和:200105122

約数の個数: 16

約数和(自身を含む): 38420180736

約数和(自身を除く): 17409144501

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 200105107, 600315321, 1000525535, 1400735749, 3001576605, 4202207247, 7003678745, 21011036235]

約数ペア:

[(1, 21011036235), (3, 7003678745), (5, 4202207247), (7, 3001576605), (15, 1400735749), (21, 1000525535), (35, 600315321), (105, 200105107)]