21097530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78139}}^1$

素因数の和:78155

約数の個数: 32

約数和(自身を含む): 56260800

約数和(自身を除く): 35163270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78139, 156278, 234417, 390695, 468834, 703251, 781390, 1172085, 1406502, 2109753, 2344170, 3516255, 4219506, 7032510, 10548765, 21097530]

約数ペア:

[(1, 21097530), (2, 10548765), (3, 7032510), (5, 4219506), (6, 3516255), (9, 2344170), (10, 2109753), (15, 1406502), (18, 1172085), (27, 781390), (30, 703251), (45, 468834), (54, 390695), (90, 234417), (135, 156278), (270, 78139)]