21852684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5101}}^1$

素因数の和:5135

約数の個数: 72

約数和(自身を含む): 66856608

約数和(自身を除く): 45003924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 5101, 10202, 15303, 20404, 30606, 35707, 45909, 61212, 71414, 86717, 91818, 107121, 142828, 173434, 183636, 214242, 260151, 321363, 346868, 428484, 520302, 607019, 642726, 780453, 1040604, 1214038, 1285452, 1560906, 1821057, 2428076, 3121812, 3642114, 5463171, 7284228, 10926342, 21852684]

約数ペア:

[(1, 21852684), (2, 10926342), (3, 7284228), (4, 5463171), (6, 3642114), (7, 3121812), (9, 2428076), (12, 1821057), (14, 1560906), (17, 1285452), (18, 1214038), (21, 1040604), (28, 780453), (34, 642726), (36, 607019), (42, 520302), (51, 428484), (63, 346868), (68, 321363), (84, 260151), (102, 214242), (119, 183636), (126, 173434), (153, 142828), (204, 107121), (238, 91818), (252, 86717), (306, 71414), (357, 61212), (476, 45909), (612, 35707), (714, 30606), (1071, 20404), (1428, 15303), (2142, 10202), (4284, 5101)]