21024540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{116803}}^1$

素因数の和:116818

約数の個数: 36

約数和(自身を含む): 63774984

約数和(自身を除く): 42750444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 116803, 233606, 350409, 467212, 584015, 700818, 1051227, 1168030, 1401636, 1752045, 2102454, 2336060, 3504090, 4204908, 5256135, 7008180, 10512270, 21024540]

約数ペア:

[(1, 21024540), (2, 10512270), (3, 7008180), (4, 5256135), (5, 4204908), (6, 3504090), (9, 2336060), (10, 2102454), (12, 1752045), (15, 1401636), (18, 1168030), (20, 1051227), (30, 700818), (36, 584015), (45, 467212), (60, 350409), (90, 233606), (180, 116803)]