21503208

素因数分解:

$2^3\times 3^1\times {\mathrm{173}}^1\times {\mathrm{5179}}^1$

素因数の和:5361

約数の個数: 32

約数和(自身を含む): 54079200

約数和(自身を除く): 32575992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 173, 346, 519, 692, 1038, 1384, 2076, 4152, 5179, 10358, 15537, 20716, 31074, 41432, 62148, 124296, 895967, 1791934, 2687901, 3583868, 5375802, 7167736, 10751604, 21503208]

約数ペア:

[(1, 21503208), (2, 10751604), (3, 7167736), (4, 5375802), (6, 3583868), (8, 2687901), (12, 1791934), (24, 895967), (173, 124296), (346, 62148), (519, 41432), (692, 31074), (1038, 20716), (1384, 15537), (2076, 10358), (4152, 5179)]