2131857.00000000

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{272131}}^1$

素因数の和:272148

約数の個数: 32

約数和(自身を含む): 156748032

約数和(自身を除く): 99600522

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 272131, 544262, 816393, 1360655, 1632786, 1904917, 2721310, 3809834, 4081965, 5714751, 8163930, 9524585, 11429502, 19049170, 28573755, 57147510]

約数ペア:

[(1, 57147510), (2, 28573755), (3, 19049170), (5, 11429502), (6, 9524585), (7, 8163930), (10, 5714751), (14, 4081965), (15, 3809834), (21, 2721310), (30, 1904917), (35, 1632786), (42, 1360655), (70, 816393), (105, 544262), (210, 272131)]