21905256

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{12503}}^1$

素因数の和:12585

約数の個数: 32

約数和(自身を含む): 55517760

約数和(自身を除く): 33612504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 219, 292, 438, 584, 876, 1752, 12503, 25006, 37509, 50012, 75018, 100024, 150036, 300072, 912719, 1825438, 2738157, 3650876, 5476314, 7301752, 10952628, 21905256]

約数ペア:

[(1, 21905256), (2, 10952628), (3, 7301752), (4, 5476314), (6, 3650876), (8, 2738157), (12, 1825438), (24, 912719), (73, 300072), (146, 150036), (219, 100024), (292, 75018), (438, 50012), (584, 37509), (876, 25006), (1752, 12503)]