21914354

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{269}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 43001280

約数和(自身を除く): 21086926

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 269, 322, 506, 529, 538, 1058, 1771, 1883, 2959, 3542, 3703, 3766, 5819, 5918, 6187, 7406, 11638, 12374, 20713, 40733, 41426, 43309, 68057, 81466, 86618, 136114, 142301, 284602, 476399, 952798, 996107, 1565311, 1992214, 3130622, 10957177, 21914354]

約数ペア:

[(1, 21914354), (2, 10957177), (7, 3130622), (11, 1992214), (14, 1565311), (22, 996107), (23, 952798), (46, 476399), (77, 284602), (154, 142301), (161, 136114), (253, 86618), (269, 81466), (322, 68057), (506, 43309), (529, 41426), (538, 40733), (1058, 20713), (1771, 12374), (1883, 11638), (2959, 7406), (3542, 6187), (3703, 5918), (3766, 5819)]