9921660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23623}}^1$

素因数の和:23642

約数の個数: 48

約数和(自身を含む): 31750656

約数和(自身を除く): 21828996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 23623, 47246, 70869, 94492, 118115, 141738, 165361, 236230, 283476, 330722, 354345, 472460, 496083, 661444, 708690, 826805, 992166, 1417380, 1653610, 1984332, 2480415, 3307220, 4960830, 9921660]

約数ペア:

[(1, 9921660), (2, 4960830), (3, 3307220), (4, 2480415), (5, 1984332), (6, 1653610), (7, 1417380), (10, 992166), (12, 826805), (14, 708690), (15, 661444), (20, 496083), (21, 472460), (28, 354345), (30, 330722), (35, 283476), (42, 236230), (60, 165361), (70, 141738), (84, 118115), (105, 94492), (140, 70869), (210, 47246), (420, 23623)]