21439464

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^2\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 54684000

約数和(自身を除く): 33244536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 199, 201, 268, 398, 402, 536, 597, 796, 804, 1194, 1592, 1608, 2388, 4489, 4776, 8978, 13333, 13467, 17956, 26666, 26934, 35912, 39999, 53332, 53868, 79998, 106664, 107736, 159996, 319992, 893311, 1786622, 2679933, 3573244, 5359866, 7146488, 10719732, 21439464]

約数ペア:

[(1, 21439464), (2, 10719732), (3, 7146488), (4, 5359866), (6, 3573244), (8, 2679933), (12, 1786622), (24, 893311), (67, 319992), (134, 159996), (199, 107736), (201, 106664), (268, 79998), (398, 53868), (402, 53332), (536, 39999), (597, 35912), (796, 26934), (804, 26666), (1194, 17956), (1592, 13467), (1608, 13333), (2388, 8978), (4489, 4776)]