21881530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2969}}^1$

素因数の和:3054

約数の個数: 32

約数和(自身を含む): 43623360

約数和(自身を除く): 21741830

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 2969, 3685, 5938, 7370, 14845, 29690, 32659, 65318, 163295, 198923, 326590, 397846, 994615, 1989230, 2188153, 4376306, 10940765, 21881530]

約数ペア:

[(1, 21881530), (2, 10940765), (5, 4376306), (10, 2188153), (11, 1989230), (22, 994615), (55, 397846), (67, 326590), (110, 198923), (134, 163295), (335, 65318), (670, 32659), (737, 29690), (1474, 14845), (2969, 7370), (3685, 5938)]