21941906

素因数分解:

$2^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1237}}^1$

素因数の和:1434

約数の個数: 24

約数和(自身を含む): 38529036

約数和(自身を除く): 16587130

約数列:

[1, 2, 7, 14, 49, 98, 181, 362, 1237, 1267, 2474, 2534, 8659, 8869, 17318, 17738, 60613, 121226, 223897, 447794, 1567279, 3134558, 10970953, 21941906]

約数ペア:

[(1, 21941906), (2, 10970953), (7, 3134558), (14, 1567279), (49, 447794), (98, 223897), (181, 121226), (362, 60613), (1237, 17738), (1267, 17318), (2474, 8869), (2534, 8659)]