21899708

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2027}}^1$

素因数の和:2141

約数の個数: 24

約数和(自身を含む): 39919152

約数和(自身を除く): 18019444

約数列:

[1, 2, 4, 37, 73, 74, 146, 148, 292, 2027, 2701, 4054, 5402, 8108, 10804, 74999, 147971, 149998, 295942, 299996, 591884, 5474927, 10949854, 21899708]

約数ペア:

[(1, 21899708), (2, 10949854), (4, 5474927), (37, 591884), (73, 299996), (74, 295942), (146, 149998), (148, 147971), (292, 74999), (2027, 10804), (2701, 8108), (4054, 5402)]