21043608956

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2330927}}^1$

素因数の和:2331029

約数の個数: 24

約数和(自身を含む): 38441664576

約数和(自身を除く): 17398055620

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2257, 4514, 9028, 2330927, 4661854, 9323708, 86244299, 142186547, 172488598, 284373094, 344977196, 568746188, 5260902239, 10521804478, 21043608956]

約数ペア:

[(1, 21043608956), (2, 10521804478), (4, 5260902239), (37, 568746188), (61, 344977196), (74, 284373094), (122, 172488598), (148, 142186547), (244, 86244299), (2257, 9323708), (4514, 4661854), (9028, 2330927)]