21693465

素因数分解:

$3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{2069}}^1$

素因数の和:2313

約数の個数: 24

約数和(自身を含む): 37781640

約数和(自身を除く): 16088175

約数列:

[1, 3, 5, 9, 15, 45, 233, 699, 1165, 2069, 2097, 3495, 6207, 10345, 10485, 18621, 31035, 93105, 482077, 1446231, 2410385, 4338693, 7231155, 21693465]

約数ペア:

[(1, 21693465), (3, 7231155), (5, 4338693), (9, 2410385), (15, 1446231), (45, 482077), (233, 93105), (699, 31035), (1165, 18621), (2069, 10485), (2097, 10345), (3495, 6207)]