21844935

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9907}}^1$

素因数の和:9932

約数の個数: 36

約数和(自身を含む): 44050968

約数和(自身を除く): 22206033

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9907, 29721, 49535, 69349, 89163, 148605, 208047, 346745, 445815, 485443, 624141, 1040235, 1456329, 2427215, 3120705, 4368987, 7281645, 21844935]

約数ペア:

[(1, 21844935), (3, 7281645), (5, 4368987), (7, 3120705), (9, 2427215), (15, 1456329), (21, 1040235), (35, 624141), (45, 485443), (49, 445815), (63, 346745), (105, 208047), (147, 148605), (245, 89163), (315, 69349), (441, 49535), (735, 29721), (2205, 9907)]