212215996

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{126019}}^1$

素因数の和:126444

約数の個数: 12

約数和(自身を含む): 372263080

約数和(自身を除く): 160047084

約数列:

[1, 2, 4, 421, 842, 1684, 126019, 252038, 504076, 53053999, 106107998, 212215996]

約数ペア:

[(1, 212215996), (2, 106107998), (4, 53053999), (421, 504076), (842, 252038), (1684, 126019)]