21998538

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{26003}}^1$

素因数の和:26058

約数の個数: 24

約数和(自身を含む): 48679488

約数和(自身を除く): 26680950

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 26003, 52006, 78009, 156018, 234027, 468054, 1222141, 2444282, 3666423, 7332846, 10999269, 21998538]

約数ペア:

[(1, 21998538), (2, 10999269), (3, 7332846), (6, 3666423), (9, 2444282), (18, 1222141), (47, 468054), (94, 234027), (141, 156018), (282, 78009), (423, 52006), (846, 26003)]