21874012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3257}}^1$

素因数の和:3357

約数の個数: 24

約数和(自身を含む): 40503456

約数和(自身を除く): 18629444

約数列:

[1, 2, 4, 23, 46, 73, 92, 146, 292, 1679, 3257, 3358, 6514, 6716, 13028, 74911, 149822, 237761, 299644, 475522, 951044, 5468503, 10937006, 21874012]

約数ペア:

[(1, 21874012), (2, 10937006), (4, 5468503), (23, 951044), (46, 475522), (73, 299644), (92, 237761), (146, 149822), (292, 74911), (1679, 13028), (3257, 6716), (3358, 6514)]