21274818

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 22633662

約数列:

[1, 2, 3, 6, 41, 82, 123, 197, 246, 394, 439, 591, 878, 1182, 1317, 2634, 8077, 16154, 17999, 24231, 35998, 48462, 53997, 86483, 107994, 172966, 259449, 518898, 3545803, 7091606, 10637409, 21274818]

約数ペア:

[(1, 21274818), (2, 10637409), (3, 7091606), (6, 3545803), (41, 518898), (82, 259449), (123, 172966), (197, 107994), (246, 86483), (394, 53997), (439, 48462), (591, 35998), (878, 24231), (1182, 17999), (1317, 16154), (2634, 8077)]