21856554045

素因数分解:

$3^2\times 5^1\times {\mathrm{4721}}^1\times {\mathrm{102881}}^1$

素因数の和:107613

約数の個数: 24

約数和(自身を含む): 37893086712

約数和(自身を除く): 16036532667

約数列:

[1, 3, 5, 9, 15, 45, 4721, 14163, 23605, 42489, 70815, 102881, 212445, 308643, 514405, 925929, 1543215, 4629645, 485701201, 1457103603, 2428506005, 4371310809, 7285518015, 21856554045]

約数ペア:

[(1, 21856554045), (3, 7285518015), (5, 4371310809), (9, 2428506005), (15, 1457103603), (45, 485701201), (4721, 4629645), (14163, 1543215), (23605, 925929), (42489, 514405), (70815, 308643), (102881, 212445)]