21681570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15377}}^1$

素因数の和:15434

約数の個数: 32

約数和(自身を含む): 53146368

約数和(自身を除く): 31464798

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 15377, 30754, 46131, 76885, 92262, 153770, 230655, 461310, 722719, 1445438, 2168157, 3613595, 4336314, 7227190, 10840785, 21681570]

約数ペア:

[(1, 21681570), (2, 10840785), (3, 7227190), (5, 4336314), (6, 3613595), (10, 2168157), (15, 1445438), (30, 722719), (47, 461310), (94, 230655), (141, 153770), (235, 92262), (282, 76885), (470, 46131), (705, 30754), (1410, 15377)]