21965115

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{63667}}^1$

素因数の和:63698

約数の個数: 16

約数和(自身を含む): 36672768

約数和(自身を除く): 14707653

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 63667, 191001, 318335, 955005, 1464341, 4393023, 7321705, 21965115]

約数ペア:

[(1, 21965115), (3, 7321705), (5, 4393023), (15, 1464341), (23, 955005), (69, 318335), (115, 191001), (345, 63667)]