21193646

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4327}}^1$

素因数の和:4439

約数の個数: 16

約数和(自身を含む): 33239040

約数和(自身を除く): 12045394

約数列:

[1, 2, 31, 62, 79, 158, 2449, 4327, 4898, 8654, 134137, 268274, 341833, 683666, 10596823, 21193646]

約数ペア:

[(1, 21193646), (2, 10596823), (31, 683666), (62, 341833), (79, 268274), (158, 134137), (2449, 8654), (4327, 4898)]