21462732

素因数分解:

$2^2\times 3^5\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 57238272

約数和(自身を除く): 35775540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 243, 284, 311, 324, 426, 486, 622, 639, 852, 933, 972, 1244, 1278, 1866, 1917, 2556, 2799, 3732, 3834, 5598, 5751, 7668, 8397, 11196, 11502, 16794, 17253, 22081, 23004, 25191, 33588, 34506, 44162, 50382, 66243, 69012, 75573, 88324, 100764, 132486, 151146, 198729, 264972, 302292, 397458, 596187, 794916, 1192374, 1788561, 2384748, 3577122, 5365683, 7154244, 10731366, 21462732]

約数ペア:

[(1, 21462732), (2, 10731366), (3, 7154244), (4, 5365683), (6, 3577122), (9, 2384748), (12, 1788561), (18, 1192374), (27, 794916), (36, 596187), (54, 397458), (71, 302292), (81, 264972), (108, 198729), (142, 151146), (162, 132486), (213, 100764), (243, 88324), (284, 75573), (311, 69012), (324, 66243), (426, 50382), (486, 44162), (622, 34506), (639, 33588), (852, 25191), (933, 23004), (972, 22081), (1244, 17253), (1278, 16794), (1866, 11502), (1917, 11196), (2556, 8397), (2799, 7668), (3732, 5751), (3834, 5598)]