21271100

素因数分解:

$2^2\times 5^2\times {\mathrm{347}}^1\times {\mathrm{613}}^1$

素因数の和:974

約数の個数: 36

約数和(自身を含む): 46366824

約数和(自身を除く): 25095724

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 347, 613, 694, 1226, 1388, 1735, 2452, 3065, 3470, 6130, 6940, 8675, 12260, 15325, 17350, 30650, 34700, 61300, 212711, 425422, 850844, 1063555, 2127110, 4254220, 5317775, 10635550, 21271100]

約数ペア:

[(1, 21271100), (2, 10635550), (4, 5317775), (5, 4254220), (10, 2127110), (20, 1063555), (25, 850844), (50, 425422), (100, 212711), (347, 61300), (613, 34700), (694, 30650), (1226, 17350), (1388, 15325), (1735, 12260), (2452, 8675), (3065, 6940), (3470, 6130)]