211561644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2518591}}^1$

素因数の和:2518605

約数の個数: 24

約数和(自身を含む): 564164608

約数和(自身を除く): 352602964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2518591, 5037182, 7555773, 10074364, 15111546, 17630137, 30223092, 35260274, 52890411, 70520548, 105780822, 211561644]

約数ペア:

[(1, 211561644), (2, 105780822), (3, 70520548), (4, 52890411), (6, 35260274), (7, 30223092), (12, 17630137), (14, 15111546), (21, 10074364), (28, 7555773), (42, 5037182), (84, 2518591)]