21631641

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2477}}^1$

素因数の和:2592

約数の個数: 16

約数和(自身を含む): 29973888

約数和(自身を除く): 8342247

約数列:

[1, 3, 41, 71, 123, 213, 2477, 2911, 7431, 8733, 101557, 175867, 304671, 527601, 7210547, 21631641]

約数ペア:

[(1, 21631641), (3, 7210547), (41, 527601), (71, 304671), (123, 175867), (213, 101557), (2477, 8733), (2911, 7431)]