20211630195

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28668979}}^1$

素因数の和:28669034

約数の個数: 16

約数和(自身を含む): 33026664960

約数和(自身を除く): 12815034765

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28668979, 86006937, 143344895, 430034685, 1347442013, 4042326039, 6737210065, 20211630195]

約数ペア:

[(1, 20211630195), (3, 6737210065), (5, 4042326039), (15, 1347442013), (47, 430034685), (141, 143344895), (235, 86006937), (705, 28668979)]