21127162

素因数分解:

$2^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2311}}^1$

素因数の和:2973

約数の個数: 16

約数和(自身を含む): 36289152

約数和(自身を除く): 15161990

約数列:

[1, 2, 7, 14, 653, 1306, 2311, 4571, 4622, 9142, 16177, 32354, 1509083, 3018166, 10563581, 21127162]

約数ペア:

[(1, 21127162), (2, 10563581), (7, 3018166), (14, 1509083), (653, 32354), (1306, 16177), (2311, 9142), (4571, 4622)]