21462984

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{971}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 58378320

約数和(自身を除く): 36915336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 921, 971, 1228, 1842, 1942, 2456, 2763, 2913, 3684, 3884, 5526, 5826, 7368, 7768, 8739, 11052, 11652, 17478, 22104, 23304, 34956, 69912, 298097, 596194, 894291, 1192388, 1788582, 2384776, 2682873, 3577164, 5365746, 7154328, 10731492, 21462984]

約数ペア:

[(1, 21462984), (2, 10731492), (3, 7154328), (4, 5365746), (6, 3577164), (8, 2682873), (9, 2384776), (12, 1788582), (18, 1192388), (24, 894291), (36, 596194), (72, 298097), (307, 69912), (614, 34956), (921, 23304), (971, 22104), (1228, 17478), (1842, 11652), (1942, 11052), (2456, 8739), (2763, 7768), (2913, 7368), (3684, 5826), (3884, 5526)]