21095046

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55807}}^1$

素因数の和:55825

約数の個数: 32

約数和(自身を含む): 53575680

約数和(自身を除く): 32480634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55807, 111614, 167421, 334842, 390649, 502263, 781298, 1004526, 1171947, 1506789, 2343894, 3013578, 3515841, 7031682, 10547523, 21095046]

約数ペア:

[(1, 21095046), (2, 10547523), (3, 7031682), (6, 3515841), (7, 3013578), (9, 2343894), (14, 1506789), (18, 1171947), (21, 1004526), (27, 781298), (42, 502263), (54, 390649), (63, 334842), (126, 167421), (189, 111614), (378, 55807)]