21824046

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 51840000

約数和(自身を除く): 30015954

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 89, 114, 171, 178, 239, 267, 342, 478, 513, 534, 717, 801, 1026, 1434, 1602, 1691, 2151, 2403, 3382, 4302, 4541, 4806, 5073, 6453, 9082, 10146, 12906, 13623, 15219, 21271, 27246, 30438, 40869, 42542, 45657, 63813, 81738, 91314, 122607, 127626, 191439, 245214, 382878, 404149, 574317, 808298, 1148634, 1212447, 2424894, 3637341, 7274682, 10912023, 21824046]

約数ペア:

[(1, 21824046), (2, 10912023), (3, 7274682), (6, 3637341), (9, 2424894), (18, 1212447), (19, 1148634), (27, 808298), (38, 574317), (54, 404149), (57, 382878), (89, 245214), (114, 191439), (171, 127626), (178, 122607), (239, 91314), (267, 81738), (342, 63813), (478, 45657), (513, 42542), (534, 40869), (717, 30438), (801, 27246), (1026, 21271), (1434, 15219), (1602, 13623), (1691, 12906), (2151, 10146), (2403, 9082), (3382, 6453), (4302, 5073), (4541, 4806)]