21545734

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{757}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 39294720

約数和(自身を除く): 17748986

約数列:

[1, 2, 7, 14, 19, 38, 107, 133, 214, 266, 749, 757, 1498, 1514, 2033, 4066, 5299, 10598, 14231, 14383, 28462, 28766, 80999, 100681, 161998, 201362, 566993, 1133986, 1538981, 3077962, 10772867, 21545734]

約数ペア:

[(1, 21545734), (2, 10772867), (7, 3077962), (14, 1538981), (19, 1133986), (38, 566993), (107, 201362), (133, 161998), (214, 100681), (266, 80999), (749, 28766), (757, 28462), (1498, 14383), (1514, 14231), (2033, 10598), (4066, 5299)]