21491609900

素因数分解:

$2^2\times 5^2\times {\mathrm{3433}}^1\times {\mathrm{62603}}^1$

素因数の和:66050

約数の個数: 36

約数和(自身を含む): 46651123512

約数和(自身を除く): 25159513612

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 3433, 6866, 13732, 17165, 34330, 62603, 68660, 85825, 125206, 171650, 250412, 313015, 343300, 626030, 1252060, 1565075, 3130150, 6260300, 214916099, 429832198, 859664396, 1074580495, 2149160990, 4298321980, 5372902475, 10745804950, 21491609900]

約数ペア:

[(1, 21491609900), (2, 10745804950), (4, 5372902475), (5, 4298321980), (10, 2149160990), (20, 1074580495), (25, 859664396), (50, 429832198), (100, 214916099), (3433, 6260300), (6866, 3130150), (13732, 1565075), (17165, 1252060), (34330, 626030), (62603, 343300), (68660, 313015), (85825, 250412), (125206, 171650)]