21469154

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{3001}}^1$

素因数の和:3090

約数の個数: 24

約数和(自身を含む): 37987308

約数和(自身を除く): 16518154

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 511, 1022, 3001, 3577, 6002, 7154, 21007, 42014, 147049, 219073, 294098, 438146, 1533511, 3067022, 10734577, 21469154]

約数ペア:

[(1, 21469154), (2, 10734577), (7, 3067022), (14, 1533511), (49, 438146), (73, 294098), (98, 219073), (146, 147049), (511, 42014), (1022, 21007), (3001, 7154), (3577, 6002)]