21411228

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1019}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 53464320

約数和(自身を除く): 32053092

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 103, 204, 206, 309, 412, 618, 1019, 1236, 1751, 2038, 3057, 3502, 4076, 5253, 6114, 7004, 10506, 12228, 17323, 21012, 34646, 51969, 69292, 103938, 104957, 207876, 209914, 314871, 419828, 629742, 1259484, 1784269, 3568538, 5352807, 7137076, 10705614, 21411228]

約数ペア:

[(1, 21411228), (2, 10705614), (3, 7137076), (4, 5352807), (6, 3568538), (12, 1784269), (17, 1259484), (34, 629742), (51, 419828), (68, 314871), (102, 209914), (103, 207876), (204, 104957), (206, 103938), (309, 69292), (412, 51969), (618, 34646), (1019, 21012), (1236, 17323), (1751, 12228), (2038, 10506), (3057, 7004), (3502, 6114), (4076, 5253)]