21017592

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{3517}}^1$

素因数の和:3612

約数の個数: 48

約数和(自身を含む): 57624840

約数和(自身を除く): 36607248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 3517, 5976, 7034, 10551, 14068, 21102, 28136, 31653, 42204, 63306, 84408, 126612, 253224, 291911, 583822, 875733, 1167644, 1751466, 2335288, 2627199, 3502932, 5254398, 7005864, 10508796, 21017592]

約数ペア:

[(1, 21017592), (2, 10508796), (3, 7005864), (4, 5254398), (6, 3502932), (8, 2627199), (9, 2335288), (12, 1751466), (18, 1167644), (24, 875733), (36, 583822), (72, 291911), (83, 253224), (166, 126612), (249, 84408), (332, 63306), (498, 42204), (664, 31653), (747, 28136), (996, 21102), (1494, 14068), (1992, 10551), (2988, 7034), (3517, 5976)]