21916100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{4663}}^1$

素因数の和:4724

約数の個数: 36

約数和(自身を含む): 48580224

約数和(自身を除く): 26664124

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4663, 4700, 9326, 18652, 23315, 46630, 93260, 116575, 219161, 233150, 438322, 466300, 876644, 1095805, 2191610, 4383220, 5479025, 10958050, 21916100]

約数ペア:

[(1, 21916100), (2, 10958050), (4, 5479025), (5, 4383220), (10, 2191610), (20, 1095805), (25, 876644), (47, 466300), (50, 438322), (94, 233150), (100, 219161), (188, 116575), (235, 93260), (470, 46630), (940, 23315), (1175, 18652), (2350, 9326), (4663, 4700)]