21711204

素因数分解:

$2^2\times 3^2\times {\mathrm{683}}^1\times {\mathrm{883}}^1$

素因数の和:1576

約数の個数: 36

約数和(自身を含む): 55023696

約数和(自身を除く): 33312492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 683, 883, 1366, 1766, 2049, 2649, 2732, 3532, 4098, 5298, 6147, 7947, 8196, 10596, 12294, 15894, 24588, 31788, 603089, 1206178, 1809267, 2412356, 3618534, 5427801, 7237068, 10855602, 21711204]

約数ペア:

[(1, 21711204), (2, 10855602), (3, 7237068), (4, 5427801), (6, 3618534), (9, 2412356), (12, 1809267), (18, 1206178), (36, 603089), (683, 31788), (883, 24588), (1366, 15894), (1766, 12294), (2049, 10596), (2649, 8196), (2732, 7947), (3532, 6147), (4098, 5298)]