21038532

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{19699}}^1$

素因数の和:19795

約数の個数: 24

約数和(自身を含む): 49644000

約数和(自身を除く): 28605468

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 19699, 39398, 59097, 78796, 118194, 236388, 1753211, 3506422, 5259633, 7012844, 10519266, 21038532]

約数ペア:

[(1, 21038532), (2, 10519266), (3, 7012844), (4, 5259633), (6, 3506422), (12, 1753211), (89, 236388), (178, 118194), (267, 78796), (356, 59097), (534, 39398), (1068, 19699)]