21216024

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{7187}}^1$

素因数の和:7240

約数の個数: 48

約数和(自身を含む): 58869720

約数和(自身を除く): 37653696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 7187, 14374, 21561, 28748, 43122, 57496, 64683, 86244, 129366, 172488, 258732, 294667, 517464, 589334, 884001, 1178668, 1768002, 2357336, 2652003, 3536004, 5304006, 7072008, 10608012, 21216024]

約数ペア:

[(1, 21216024), (2, 10608012), (3, 7072008), (4, 5304006), (6, 3536004), (8, 2652003), (9, 2357336), (12, 1768002), (18, 1178668), (24, 884001), (36, 589334), (41, 517464), (72, 294667), (82, 258732), (123, 172488), (164, 129366), (246, 86244), (328, 64683), (369, 57496), (492, 43122), (738, 28748), (984, 21561), (1476, 14374), (2952, 7187)]