21475863550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{601}}^1\times {\mathrm{17431}}^1$

素因数の和:18085

約数の個数: 48

約数和(自身を含む): 40989813984

約数和(自身を除く): 19513950434

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 601, 1025, 1202, 2050, 3005, 6010, 15025, 17431, 24641, 30050, 34862, 49282, 87155, 123205, 174310, 246410, 435775, 616025, 714671, 871550, 1232050, 1429342, 3573355, 7146710, 10476031, 17866775, 20952062, 35733550, 52380155, 104760310, 261900775, 429517271, 523801550, 859034542, 2147586355, 4295172710, 10737931775, 21475863550]

約数ペア:

[(1, 21475863550), (2, 10737931775), (5, 4295172710), (10, 2147586355), (25, 859034542), (41, 523801550), (50, 429517271), (82, 261900775), (205, 104760310), (410, 52380155), (601, 35733550), (1025, 20952062), (1202, 17866775), (2050, 10476031), (3005, 7146710), (6010, 3573355), (15025, 1429342), (17431, 1232050), (24641, 871550), (30050, 714671), (34862, 616025), (49282, 435775), (87155, 246410), (123205, 174310)]