21882354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 48534528

約数和(自身を除く): 26652174

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 127, 141, 254, 282, 381, 611, 762, 1222, 1651, 1833, 2209, 3302, 3666, 4418, 4953, 5969, 6627, 9906, 11938, 13254, 17907, 28717, 35814, 57434, 77597, 86151, 155194, 172302, 232791, 280543, 465582, 561086, 841629, 1683258, 3647059, 7294118, 10941177, 21882354]

約数ペア:

[(1, 21882354), (2, 10941177), (3, 7294118), (6, 3647059), (13, 1683258), (26, 841629), (39, 561086), (47, 465582), (78, 280543), (94, 232791), (127, 172302), (141, 155194), (254, 86151), (282, 77597), (381, 57434), (611, 35814), (762, 28717), (1222, 17907), (1651, 13254), (1833, 11938), (2209, 9906), (3302, 6627), (3666, 5969), (4418, 4953)]