21494894404

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{3671}}^1\times {\mathrm{39563}}^1$

素因数の和:43275

約数の個数: 24

約数和(自身を含む): 38644216128

約数和(自身を除く): 17149321724

約数列:

[1, 2, 4, 37, 74, 148, 3671, 7342, 14684, 39563, 79126, 135827, 158252, 271654, 543308, 1463831, 2927662, 5855324, 145235773, 290471546, 580943092, 5373723601, 10747447202, 21494894404]

約数ペア:

[(1, 21494894404), (2, 10747447202), (4, 5373723601), (37, 580943092), (74, 290471546), (148, 145235773), (3671, 5855324), (7342, 2927662), (14684, 1463831), (39563, 543308), (79126, 271654), (135827, 158252)]