21983607

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1741}}^1$

素因数の和:1831

約数の個数: 24

約数和(自身を含む): 33697248

約数和(自身を除く): 11713641

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 1741, 4209, 5223, 12627, 15669, 40043, 106201, 120129, 318603, 360387, 955809, 2442623, 7327869, 21983607]

約数ペア:

[(1, 21983607), (3, 7327869), (9, 2442623), (23, 955809), (61, 360387), (69, 318603), (183, 120129), (207, 106201), (549, 40043), (1403, 15669), (1741, 12627), (4209, 5223)]