21112395

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45403}}^1$

素因数の和:45442

約数の個数: 16

約数和(自身を含む): 34870272

約数和(自身を除く): 13757877

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 45403, 136209, 227015, 681045, 1407493, 4222479, 7037465, 21112395]

約数ペア:

[(1, 21112395), (3, 7037465), (5, 4222479), (15, 1407493), (31, 681045), (93, 227015), (155, 136209), (465, 45403)]