21961394

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1801}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 41172096

約数和(自身を除く): 19210702

約数列:

[1, 2, 7, 13, 14, 26, 67, 91, 134, 182, 469, 871, 938, 1742, 1801, 3602, 6097, 12194, 12607, 23413, 25214, 46826, 120667, 163891, 241334, 327782, 844669, 1568671, 1689338, 3137342, 10980697, 21961394]

約数ペア:

[(1, 21961394), (2, 10980697), (7, 3137342), (13, 1689338), (14, 1568671), (26, 844669), (67, 327782), (91, 241334), (134, 163891), (182, 120667), (469, 46826), (871, 25214), (938, 23413), (1742, 12607), (1801, 12194), (3602, 6097)]