21355994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{16453}}^1$

素因数の和:16525

約数の個数: 16

約数和(自身を含む): 35540640

約数和(自身を除く): 14184646

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 16453, 32906, 180983, 361966, 970727, 1941454, 10677997, 21355994]

約数ペア:

[(1, 21355994), (2, 10677997), (11, 1941454), (22, 970727), (59, 361966), (118, 180983), (649, 32906), (1298, 16453)]