2021075964

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{21601}}^1$

素因数の和:21747

約数の個数: 72

約数和(自身を含む): 5378379552

約数和(自身を除く): 3357303588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 113, 138, 207, 226, 276, 339, 414, 452, 678, 828, 1017, 1356, 2034, 2599, 4068, 5198, 7797, 10396, 15594, 21601, 23391, 31188, 43202, 46782, 64803, 86404, 93564, 129606, 194409, 259212, 388818, 496823, 777636, 993646, 1490469, 1987292, 2440913, 2980938, 4471407, 4881826, 5961876, 7322739, 8942814, 9763652, 14645478, 17885628, 21968217, 29290956, 43936434, 56140999, 87872868, 112281998, 168422997, 224563996, 336845994, 505268991, 673691988, 1010537982, 2021075964]

約数ペア:

[(1, 2021075964), (2, 1010537982), (3, 673691988), (4, 505268991), (6, 336845994), (9, 224563996), (12, 168422997), (18, 112281998), (23, 87872868), (36, 56140999), (46, 43936434), (69, 29290956), (92, 21968217), (113, 17885628), (138, 14645478), (207, 9763652), (226, 8942814), (276, 7322739), (339, 5961876), (414, 4881826), (452, 4471407), (678, 2980938), (828, 2440913), (1017, 1987292), (1356, 1490469), (2034, 993646), (2599, 777636), (4068, 496823), (5198, 388818), (7797, 259212), (10396, 194409), (15594, 129606), (21601, 93564), (23391, 86404), (31188, 64803), (43202, 46782)]