821190342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2971}}^1\times {\mathrm{6581}}^1$

素因数の和:9564

約数の個数: 32

約数和(自身を含む): 1877923584

約数和(自身を除く): 1056733242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2971, 5942, 6581, 8913, 13162, 17826, 19743, 20797, 39486, 41594, 46067, 62391, 92134, 124782, 138201, 276402, 19552151, 39104302, 58656453, 117312906, 136865057, 273730114, 410595171, 821190342]

約数ペア:

[(1, 821190342), (2, 410595171), (3, 273730114), (6, 136865057), (7, 117312906), (14, 58656453), (21, 39104302), (42, 19552151), (2971, 276402), (5942, 138201), (6581, 124782), (8913, 92134), (13162, 62391), (17826, 46067), (19743, 41594), (20797, 39486)]