21362025

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{6947}}^1$

素因数の和:7001

約数の個数: 24

約数和(自身を含む): 36185184

約数和(自身を除く): 14823159

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 6947, 20841, 34735, 104205, 173675, 284827, 521025, 854481, 1424135, 4272405, 7120675, 21362025]

約数ペア:

[(1, 21362025), (3, 7120675), (5, 4272405), (15, 1424135), (25, 854481), (41, 521025), (75, 284827), (123, 173675), (205, 104205), (615, 34735), (1025, 20841), (3075, 6947)]