21775894

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9661}}^1$

素因数の和:9700

約数の個数: 24

約数和(自身を含む): 39652848

約数和(自身を除く): 17876954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 9661, 19322, 67627, 135254, 222203, 444406, 473389, 946778, 1555421, 3110842, 10887947, 21775894]

約数ペア:

[(1, 21775894), (2, 10887947), (7, 3110842), (14, 1555421), (23, 946778), (46, 473389), (49, 444406), (98, 222203), (161, 135254), (322, 67627), (1127, 19322), (2254, 9661)]