21205004052

素因数分解:

$2^2\times 3^1\times {\mathrm{11903}}^1\times {\mathrm{148457}}^1$

素因数の和:160367

約数の個数: 24

約数和(自身を含む): 49482832896

約数和(自身を除く): 28277828844

約数列:

[1, 2, 3, 4, 6, 12, 11903, 23806, 35709, 47612, 71418, 142836, 148457, 296914, 445371, 593828, 890742, 1781484, 1767083671, 3534167342, 5301251013, 7068334684, 10602502026, 21205004052]

約数ペア:

[(1, 21205004052), (2, 10602502026), (3, 7068334684), (4, 5301251013), (6, 3534167342), (12, 1767083671), (11903, 1781484), (23806, 890742), (35709, 593828), (47612, 445371), (71418, 296914), (142836, 148457)]