2021387364

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1\times {\mathrm{1997}}^1$

素因数の和:2945

約数の個数: 72

約数和(自身を含む): 5282903808

約数和(自身を除く): 3261516444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 907, 1116, 1814, 1997, 2721, 3628, 3994, 5442, 5991, 7988, 8163, 10884, 11982, 16326, 17973, 23964, 28117, 32652, 35946, 56234, 61907, 71892, 84351, 112468, 123814, 168702, 185721, 247628, 253053, 337404, 371442, 506106, 557163, 742884, 1012212, 1114326, 1811279, 2228652, 3622558, 5433837, 7245116, 10867674, 16301511, 21735348, 32603022, 56149649, 65206044, 112299298, 168448947, 224598596, 336897894, 505346841, 673795788, 1010693682, 2021387364]

約数ペア:

[(1, 2021387364), (2, 1010693682), (3, 673795788), (4, 505346841), (6, 336897894), (9, 224598596), (12, 168448947), (18, 112299298), (31, 65206044), (36, 56149649), (62, 32603022), (93, 21735348), (124, 16301511), (186, 10867674), (279, 7245116), (372, 5433837), (558, 3622558), (907, 2228652), (1116, 1811279), (1814, 1114326), (1997, 1012212), (2721, 742884), (3628, 557163), (3994, 506106), (5442, 371442), (5991, 337404), (7988, 253053), (8163, 247628), (10884, 185721), (11982, 168702), (16326, 123814), (17973, 112468), (23964, 84351), (28117, 71892), (32652, 61907), (35946, 56234)]