21464460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39749}}^1$

素因数の和:39767

約数の個数: 48

約数和(自身を含む): 66780000

約数和(自身を除く): 45315540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39749, 79498, 119247, 158996, 198745, 238494, 357741, 397490, 476988, 596235, 715482, 794980, 1073223, 1192470, 1430964, 1788705, 2146446, 2384940, 3577410, 4292892, 5366115, 7154820, 10732230, 21464460]

約数ペア:

[(1, 21464460), (2, 10732230), (3, 7154820), (4, 5366115), (5, 4292892), (6, 3577410), (9, 2384940), (10, 2146446), (12, 1788705), (15, 1430964), (18, 1192470), (20, 1073223), (27, 794980), (30, 715482), (36, 596235), (45, 476988), (54, 397490), (60, 357741), (90, 238494), (108, 198745), (135, 158996), (180, 119247), (270, 79498), (540, 39749)]