21968056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1307}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 45204480

約数和(自身を除く): 23236424

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 191, 382, 764, 1307, 1528, 2101, 2614, 4202, 5228, 8404, 10456, 14377, 16808, 28754, 57508, 115016, 249637, 499274, 998548, 1997096, 2746007, 5492014, 10984028, 21968056]

約数ペア:

[(1, 21968056), (2, 10984028), (4, 5492014), (8, 2746007), (11, 1997096), (22, 998548), (44, 499274), (88, 249637), (191, 115016), (382, 57508), (764, 28754), (1307, 16808), (1528, 14377), (2101, 10456), (2614, 8404), (4202, 5228)]