21557058

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{719}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 24062142

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 263, 526, 719, 789, 1438, 1578, 2157, 4314, 4997, 9994, 13661, 14991, 27322, 29982, 40983, 81966, 189097, 378194, 567291, 1134582, 3592843, 7185686, 10778529, 21557058]

約数ペア:

[(1, 21557058), (2, 10778529), (3, 7185686), (6, 3592843), (19, 1134582), (38, 567291), (57, 378194), (114, 189097), (263, 81966), (526, 40983), (719, 29982), (789, 27322), (1438, 14991), (1578, 13661), (2157, 9994), (4314, 4997)]