21728232

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{983}}^1$

素因数の和:1302

約数の個数: 48

約数和(自身を含む): 59099040

約数和(自身を除く): 37370808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 921, 983, 1228, 1842, 1966, 2456, 2763, 2949, 3684, 3932, 5526, 5898, 7368, 7864, 8847, 11052, 11796, 17694, 22104, 23592, 35388, 70776, 301781, 603562, 905343, 1207124, 1810686, 2414248, 2716029, 3621372, 5432058, 7242744, 10864116, 21728232]

約数ペア:

[(1, 21728232), (2, 10864116), (3, 7242744), (4, 5432058), (6, 3621372), (8, 2716029), (9, 2414248), (12, 1810686), (18, 1207124), (24, 905343), (36, 603562), (72, 301781), (307, 70776), (614, 35388), (921, 23592), (983, 22104), (1228, 17694), (1842, 11796), (1966, 11052), (2456, 8847), (2763, 7864), (2949, 7368), (3684, 5898), (3932, 5526)]