21705652

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1801}}^1$

素因数の和:1959

約数の個数: 24

約数和(自身を含む): 39961152

約数和(自身を除く): 18255500

約数列:

[1, 2, 4, 23, 46, 92, 131, 262, 524, 1801, 3013, 3602, 6026, 7204, 12052, 41423, 82846, 165692, 235931, 471862, 943724, 5426413, 10852826, 21705652]

約数ペア:

[(1, 21705652), (2, 10852826), (4, 5426413), (23, 943724), (46, 471862), (92, 235931), (131, 165692), (262, 82846), (524, 41423), (1801, 12052), (3013, 7204), (3602, 6026)]