21459906

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 50404536

約数和(自身を除く): 28944630

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 293, 313, 586, 626, 879, 939, 1758, 1878, 2637, 2817, 3809, 4069, 5274, 5634, 7618, 8138, 11427, 12207, 22854, 24414, 34281, 36621, 68562, 73242, 91709, 183418, 275127, 550254, 825381, 1192217, 1650762, 2384434, 3576651, 7153302, 10729953, 21459906]

約数ペア:

[(1, 21459906), (2, 10729953), (3, 7153302), (6, 3576651), (9, 2384434), (13, 1650762), (18, 1192217), (26, 825381), (39, 550254), (78, 275127), (117, 183418), (234, 91709), (293, 73242), (313, 68562), (586, 36621), (626, 34281), (879, 24414), (939, 22854), (1758, 12207), (1878, 11427), (2637, 8138), (2817, 7618), (3809, 5634), (4069, 5274)]