21099034

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30937}}^1$

素因数の和:30981

約数の個数: 16

約数和(自身を含む): 35640576

約数和(自身を除く): 14541542

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30937, 61874, 340307, 680614, 959047, 1918094, 10549517, 21099034]

約数ペア:

[(1, 21099034), (2, 10549517), (11, 1918094), (22, 959047), (31, 680614), (62, 340307), (341, 61874), (682, 30937)]