21000368616

素因数分解:

$2^3\times 3^1\times {\mathrm{181}}^1\times {\mathrm{1093}}^1\times {\mathrm{4423}}^1$

素因数の和:5706

約数の個数: 64

約数和(自身を含む): 52851227520

約数和(自身を除く): 31850858904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 181, 362, 543, 724, 1086, 1093, 1448, 2172, 2186, 3279, 4344, 4372, 4423, 6558, 8744, 8846, 13116, 13269, 17692, 26232, 26538, 35384, 53076, 106152, 197833, 395666, 593499, 791332, 800563, 1186998, 1582664, 1601126, 2373996, 2401689, 3202252, 4747992, 4803378, 4834339, 6404504, 9606756, 9668678, 14503017, 19213512, 19337356, 29006034, 38674712, 58012068, 116024136, 875015359, 1750030718, 2625046077, 3500061436, 5250092154, 7000122872, 10500184308, 21000368616]

約数ペア:

[(1, 21000368616), (2, 10500184308), (3, 7000122872), (4, 5250092154), (6, 3500061436), (8, 2625046077), (12, 1750030718), (24, 875015359), (181, 116024136), (362, 58012068), (543, 38674712), (724, 29006034), (1086, 19337356), (1093, 19213512), (1448, 14503017), (2172, 9668678), (2186, 9606756), (3279, 6404504), (4344, 4834339), (4372, 4803378), (4423, 4747992), (6558, 3202252), (8744, 2401689), (8846, 2373996), (13116, 1601126), (13269, 1582664), (17692, 1186998), (26232, 800563), (26538, 791332), (35384, 593499), (53076, 395666), (106152, 197833)]