20211948

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7691}}^1$

素因数の和:7774

約数の個数: 36

約数和(自身を含む): 51797928

約数和(自身を除く): 31585980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7691, 15382, 23073, 30764, 46146, 69219, 92292, 138438, 276876, 561443, 1122886, 1684329, 2245772, 3368658, 5052987, 6737316, 10105974, 20211948]

約数ペア:

[(1, 20211948), (2, 10105974), (3, 6737316), (4, 5052987), (6, 3368658), (9, 2245772), (12, 1684329), (18, 1122886), (36, 561443), (73, 276876), (146, 138438), (219, 92292), (292, 69219), (438, 46146), (657, 30764), (876, 23073), (1314, 15382), (2628, 7691)]