21961702

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7229}}^1$

素因数の和:7276

約数の個数: 24

約数和(自身を含む): 39562560

約数和(自身を除く): 17600858

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 7229, 14458, 50603, 101206, 224099, 354221, 448198, 708442, 1568693, 3137386, 10980851, 21961702]

約数ペア:

[(1, 21961702), (2, 10980851), (7, 3137386), (14, 1568693), (31, 708442), (49, 448198), (62, 354221), (98, 224099), (217, 101206), (434, 50603), (1519, 14458), (3038, 7229)]