21000399432

素因数分解:

$2^3\times 3^1\times {\mathrm{80669}}^1\times {\mathrm{10847}}^1$

素因数の和:91525

約数の個数: 32

約数和(自身を含む): 52506489600

約数和(自身を除く): 31506090168

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 10847, 21694, 32541, 43388, 65082, 80669, 86776, 130164, 161338, 242007, 260328, 322676, 484014, 645352, 968028, 1936056, 875016643, 1750033286, 2625049929, 3500066572, 5250099858, 7000133144, 10500199716, 21000399432]

約数ペア:

[(1, 21000399432), (2, 10500199716), (3, 7000133144), (4, 5250099858), (6, 3500066572), (8, 2625049929), (12, 1750033286), (24, 875016643), (10847, 1936056), (21694, 968028), (32541, 645352), (43388, 484014), (65082, 322676), (80669, 260328), (86776, 242007), (130164, 161338)]