21334383

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{853}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 35348768

約数和(自身を除く): 14014385

約数列:

[1, 3, 7, 9, 21, 63, 397, 853, 1191, 2559, 2779, 3573, 5971, 7677, 8337, 17913, 25011, 53739, 338641, 1015923, 2370487, 3047769, 7111461, 21334383]

約数ペア:

[(1, 21334383), (3, 7111461), (7, 3047769), (9, 2370487), (21, 1015923), (63, 338641), (397, 53739), (853, 25011), (1191, 17913), (2559, 8337), (2779, 7677), (3573, 5971)]