21333348

素因数分解:

$2^2\times 3^3\times {\mathrm{53}}^1\times {\mathrm{3727}}^1$

素因数の和:3793

約数の個数: 48

約数和(自身を含む): 56367360

約数和(自身を除く): 35034012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 106, 108, 159, 212, 318, 477, 636, 954, 1431, 1908, 2862, 3727, 5724, 7454, 11181, 14908, 22362, 33543, 44724, 67086, 100629, 134172, 197531, 201258, 395062, 402516, 592593, 790124, 1185186, 1777779, 2370372, 3555558, 5333337, 7111116, 10666674, 21333348]

約数ペア:

[(1, 21333348), (2, 10666674), (3, 7111116), (4, 5333337), (6, 3555558), (9, 2370372), (12, 1777779), (18, 1185186), (27, 790124), (36, 592593), (53, 402516), (54, 395062), (106, 201258), (108, 197531), (159, 134172), (212, 100629), (318, 67086), (477, 44724), (636, 33543), (954, 22362), (1431, 14908), (1908, 11181), (2862, 7454), (3727, 5724)]