21894782

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2039}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 19231618

約数列:

[1, 2, 7, 13, 14, 26, 59, 91, 118, 182, 413, 767, 826, 1534, 2039, 4078, 5369, 10738, 14273, 26507, 28546, 53014, 120301, 185549, 240602, 371098, 842107, 1563913, 1684214, 3127826, 10947391, 21894782]

約数ペア:

[(1, 21894782), (2, 10947391), (7, 3127826), (13, 1684214), (14, 1563913), (26, 842107), (59, 371098), (91, 240602), (118, 185549), (182, 120301), (413, 53014), (767, 28546), (826, 26507), (1534, 14273), (2039, 10738), (4078, 5369)]