21001824

素因数分解:

$2^5\times 3^2\times {\mathrm{72923}}^1$

素因数の和:72939

約数の個数: 36

約数和(自身を含む): 59724756

約数和(自身を除く): 38722932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 72923, 145846, 218769, 291692, 437538, 583384, 656307, 875076, 1166768, 1312614, 1750152, 2333536, 2625228, 3500304, 5250456, 7000608, 10500912, 21001824]

約数ペア:

[(1, 21001824), (2, 10500912), (3, 7000608), (4, 5250456), (6, 3500304), (8, 2625228), (9, 2333536), (12, 1750152), (16, 1312614), (18, 1166768), (24, 875076), (32, 656307), (36, 583384), (48, 437538), (72, 291692), (96, 218769), (144, 145846), (288, 72923)]