21606116

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1$

素因数の和:2436

約数の個数: 48

約数和(自身を含む): 48182400

約数和(自身を除く): 26576284

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 2389, 4522, 4778, 9044, 9556, 16723, 33446, 40613, 45391, 66892, 81226, 90782, 162452, 181564, 284291, 317737, 568582, 635474, 771647, 1137164, 1270948, 1543294, 3086588, 5401529, 10803058, 21606116]

約数ペア:

[(1, 21606116), (2, 10803058), (4, 5401529), (7, 3086588), (14, 1543294), (17, 1270948), (19, 1137164), (28, 771647), (34, 635474), (38, 568582), (68, 317737), (76, 284291), (119, 181564), (133, 162452), (238, 90782), (266, 81226), (323, 66892), (476, 45391), (532, 40613), (646, 33446), (1292, 16723), (2261, 9556), (2389, 9044), (4522, 4778)]