21797588

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4751}}^1$

素因数の和:4823

約数の個数: 24

約数和(自身を含む): 40449024

約数和(自身を除く): 18651436

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 1147, 2294, 4588, 4751, 9502, 19004, 147281, 175787, 294562, 351574, 589124, 703148, 5449397, 10898794, 21797588]

約数ペア:

[(1, 21797588), (2, 10898794), (4, 5449397), (31, 703148), (37, 589124), (62, 351574), (74, 294562), (124, 175787), (148, 147281), (1147, 19004), (2294, 9502), (4588, 4751)]