21526635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1093}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 37493568

約数和(自身を除く): 15966933

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 195, 303, 505, 1093, 1313, 1515, 3279, 3939, 5465, 6565, 14209, 16395, 19695, 42627, 71045, 110393, 213135, 331179, 551965, 1435109, 1655895, 4305327, 7175545, 21526635]

約数ペア:

[(1, 21526635), (3, 7175545), (5, 4305327), (13, 1655895), (15, 1435109), (39, 551965), (65, 331179), (101, 213135), (195, 110393), (303, 71045), (505, 42627), (1093, 19695), (1313, 16395), (1515, 14209), (3279, 6565), (3939, 5465)]