21308496

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40357}}^1$

素因数の和:40379

約数の個数: 40

約数和(自身を含む): 60052704

約数和(自身を除く): 38744208

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40357, 80714, 121071, 161428, 242142, 322856, 443927, 484284, 645712, 887854, 968568, 1331781, 1775708, 1937136, 2663562, 3551416, 5327124, 7102832, 10654248, 21308496]

約数ペア:

[(1, 21308496), (2, 10654248), (3, 7102832), (4, 5327124), (6, 3551416), (8, 2663562), (11, 1937136), (12, 1775708), (16, 1331781), (22, 968568), (24, 887854), (33, 645712), (44, 484284), (48, 443927), (66, 322856), (88, 242142), (132, 161428), (176, 121071), (264, 80714), (528, 40357)]