21460377

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{2543}}^1$

素因数の和:2672

約数の個数: 16

約数和(自身を含む): 29917440

約数和(自身を除く): 8457063

約数列:

[1, 3, 29, 87, 97, 291, 2543, 2813, 7629, 8439, 73747, 221241, 246671, 740013, 7153459, 21460377]

約数ペア:

[(1, 21460377), (3, 7153459), (29, 740013), (87, 246671), (97, 221241), (291, 73747), (2543, 8439), (2813, 7629)]