21102396591

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{433}}^1\times {\mathrm{1223}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 29068139520

約数和(自身を除く): 7965742929

約数列:

[1, 3, 37, 111, 359, 433, 1077, 1223, 1299, 3669, 13283, 16021, 39849, 45251, 48063, 135753, 155447, 439057, 466341, 529559, 1317171, 1588677, 5751539, 16245109, 17254617, 19593683, 48735327, 58781049, 190111681, 570335043, 7034132197, 21102396591]

約数ペア:

[(1, 21102396591), (3, 7034132197), (37, 570335043), (111, 190111681), (359, 58781049), (433, 48735327), (1077, 19593683), (1223, 17254617), (1299, 16245109), (3669, 5751539), (13283, 1588677), (16021, 1317171), (39849, 529559), (45251, 466341), (48063, 439057), (135753, 155447)]