21096540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{117203}}^1$

素因数の和:117218

約数の個数: 36

約数和(自身を含む): 63993384

約数和(自身を除く): 42896844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 117203, 234406, 351609, 468812, 586015, 703218, 1054827, 1172030, 1406436, 1758045, 2109654, 2344060, 3516090, 4219308, 5274135, 7032180, 10548270, 21096540]

約数ペア:

[(1, 21096540), (2, 10548270), (3, 7032180), (4, 5274135), (5, 4219308), (6, 3516090), (9, 2344060), (10, 2109654), (12, 1758045), (15, 1406436), (18, 1172030), (20, 1054827), (30, 703218), (36, 586015), (45, 468812), (60, 351609), (90, 234406), (180, 117203)]