21713436

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 57605184

約数和(自身を除く): 35891748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 313, 369, 423, 492, 564, 626, 738, 846, 939, 1252, 1476, 1692, 1878, 1927, 2817, 3756, 3854, 5634, 5781, 7708, 11268, 11562, 12833, 14711, 17343, 23124, 25666, 29422, 34686, 38499, 44133, 51332, 58844, 69372, 76998, 88266, 115497, 132399, 153996, 176532, 230994, 264798, 461988, 529596, 603151, 1206302, 1809453, 2412604, 3618906, 5428359, 7237812, 10856718, 21713436]

約数ペア:

[(1, 21713436), (2, 10856718), (3, 7237812), (4, 5428359), (6, 3618906), (9, 2412604), (12, 1809453), (18, 1206302), (36, 603151), (41, 529596), (47, 461988), (82, 264798), (94, 230994), (123, 176532), (141, 153996), (164, 132399), (188, 115497), (246, 88266), (282, 76998), (313, 69372), (369, 58844), (423, 51332), (492, 44133), (564, 38499), (626, 34686), (738, 29422), (846, 25666), (939, 23124), (1252, 17343), (1476, 14711), (1692, 12833), (1878, 11562), (1927, 11268), (2817, 7708), (3756, 5781), (3854, 5634)]