21598214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 37044000

約数和(自身を除く): 15445786

約数列:

[1, 2, 11, 22, 29, 58, 97, 194, 319, 349, 638, 698, 1067, 2134, 2813, 3839, 5626, 7678, 10121, 20242, 30943, 33853, 61886, 67706, 111331, 222662, 372383, 744766, 981737, 1963474, 10799107, 21598214]

約数ペア:

[(1, 21598214), (2, 10799107), (11, 1963474), (22, 981737), (29, 744766), (58, 372383), (97, 222662), (194, 111331), (319, 67706), (349, 61886), (638, 33853), (698, 30943), (1067, 20242), (2134, 10121), (2813, 7678), (3839, 5626)]