21270492

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8563}}^1$

素因数の和:8599

約数の個数: 48

約数和(自身を含む): 57550080

約数和(自身を除く): 36279588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8563, 17126, 25689, 34252, 51378, 77067, 102756, 154134, 196949, 231201, 308268, 393898, 462402, 590847, 787796, 924804, 1181694, 1772541, 2363388, 3545082, 5317623, 7090164, 10635246, 21270492]

約数ペア:

[(1, 21270492), (2, 10635246), (3, 7090164), (4, 5317623), (6, 3545082), (9, 2363388), (12, 1772541), (18, 1181694), (23, 924804), (27, 787796), (36, 590847), (46, 462402), (54, 393898), (69, 308268), (92, 231201), (108, 196949), (138, 154134), (207, 102756), (276, 77067), (414, 51378), (621, 34252), (828, 25689), (1242, 17126), (2484, 8563)]