21205408288

素因数分解:

$2^5\times {\mathrm{233}}^1\times {\mathrm{1291}}^1\times {\mathrm{2203}}^1$

素因数の和:3737

約数の個数: 48

約数和(自身を含む): 41978847456

約数和(自身を除く): 20773439168

約数列:

[1, 2, 4, 8, 16, 32, 233, 466, 932, 1291, 1864, 2203, 2582, 3728, 4406, 5164, 7456, 8812, 10328, 17624, 20656, 35248, 41312, 70496, 300803, 513299, 601606, 1026598, 1203212, 2053196, 2406424, 2844073, 4106392, 4812848, 5688146, 8212784, 9625696, 11376292, 16425568, 22752584, 45505168, 91010336, 662669009, 1325338018, 2650676036, 5301352072, 10602704144, 21205408288]

約数ペア:

[(1, 21205408288), (2, 10602704144), (4, 5301352072), (8, 2650676036), (16, 1325338018), (32, 662669009), (233, 91010336), (466, 45505168), (932, 22752584), (1291, 16425568), (1864, 11376292), (2203, 9625696), (2582, 8212784), (3728, 5688146), (4406, 4812848), (5164, 4106392), (7456, 2844073), (8812, 2406424), (10328, 2053196), (17624, 1203212), (20656, 1026598), (35248, 601606), (41312, 513299), (70496, 300803)]