21371004

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{14479}}^1$

素因数の和:14530

約数の個数: 36

約数和(自身を含む): 55342560

約数和(自身を除く): 33971556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 14479, 28958, 43437, 57916, 86874, 130311, 173748, 260622, 521244, 593639, 1187278, 1780917, 2374556, 3561834, 5342751, 7123668, 10685502, 21371004]

約数ペア:

[(1, 21371004), (2, 10685502), (3, 7123668), (4, 5342751), (6, 3561834), (9, 2374556), (12, 1780917), (18, 1187278), (36, 593639), (41, 521244), (82, 260622), (123, 173748), (164, 130311), (246, 86874), (369, 57916), (492, 43437), (738, 28958), (1476, 14479)]