21434472

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 61031880

約数和(自身を除く): 39597408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 53, 72, 82, 106, 123, 137, 159, 164, 212, 246, 274, 318, 328, 369, 411, 424, 477, 492, 548, 636, 738, 822, 954, 984, 1096, 1233, 1272, 1476, 1644, 1908, 2173, 2466, 2952, 3288, 3816, 4346, 4932, 5617, 6519, 7261, 8692, 9864, 11234, 13038, 14522, 16851, 17384, 19557, 21783, 22468, 26076, 29044, 33702, 39114, 43566, 44936, 50553, 52152, 58088, 65349, 67404, 78228, 87132, 101106, 130698, 134808, 156456, 174264, 202212, 261396, 297701, 404424, 522792, 595402, 893103, 1190804, 1786206, 2381608, 2679309, 3572412, 5358618, 7144824, 10717236, 21434472]

約数ペア:

[(1, 21434472), (2, 10717236), (3, 7144824), (4, 5358618), (6, 3572412), (8, 2679309), (9, 2381608), (12, 1786206), (18, 1190804), (24, 893103), (36, 595402), (41, 522792), (53, 404424), (72, 297701), (82, 261396), (106, 202212), (123, 174264), (137, 156456), (159, 134808), (164, 130698), (212, 101106), (246, 87132), (274, 78228), (318, 67404), (328, 65349), (369, 58088), (411, 52152), (424, 50553), (477, 44936), (492, 43566), (548, 39114), (636, 33702), (738, 29044), (822, 26076), (954, 22468), (984, 21783), (1096, 19557), (1233, 17384), (1272, 16851), (1476, 14522), (1644, 13038), (1908, 11234), (2173, 9864), (2466, 8692), (2952, 7261), (3288, 6519), (3816, 5617), (4346, 4932)]