21666816

素因数分解:

$2^{10}\times 3^2\times {\mathrm{2351}}^1$

素因数の和:2377

約数の個数: 66

約数和(自身を含む): 62589072

約数和(自身を除く): 40922256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 2351, 3072, 4608, 4702, 7053, 9216, 9404, 14106, 18808, 21159, 28212, 37616, 42318, 56424, 75232, 84636, 112848, 150464, 169272, 225696, 300928, 338544, 451392, 601856, 677088, 902784, 1203712, 1354176, 1805568, 2407424, 2708352, 3611136, 5416704, 7222272, 10833408, 21666816]

約数ペア:

[(1, 21666816), (2, 10833408), (3, 7222272), (4, 5416704), (6, 3611136), (8, 2708352), (9, 2407424), (12, 1805568), (16, 1354176), (18, 1203712), (24, 902784), (32, 677088), (36, 601856), (48, 451392), (64, 338544), (72, 300928), (96, 225696), (128, 169272), (144, 150464), (192, 112848), (256, 84636), (288, 75232), (384, 56424), (512, 42318), (576, 37616), (768, 28212), (1024, 21159), (1152, 18808), (1536, 14106), (2304, 9404), (2351, 9216), (3072, 7053), (4608, 4702)]