21222870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{707429}}^1$

素因数の和:707439

約数の個数: 16

約数和(自身を含む): 50934960

約数和(自身を除く): 29712090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 707429, 1414858, 2122287, 3537145, 4244574, 7074290, 10611435, 21222870]

約数ペア:

[(1, 21222870), (2, 10611435), (3, 7074290), (5, 4244574), (6, 3537145), (10, 2122287), (15, 1414858), (30, 707429)]