21615673005

素因数分解:

$3^2\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{268501}}^1$

素因数の和:270301

約数の個数: 24

約数和(自身を含む): 37488249240

約数和(自身を除く): 15872576235

約数列:

[1, 3, 5, 9, 15, 45, 1789, 5367, 8945, 16101, 26835, 80505, 268501, 805503, 1342505, 2416509, 4027515, 12082545, 480348289, 1441044867, 2401741445, 4323134601, 7205224335, 21615673005]

約数ペア:

[(1, 21615673005), (3, 7205224335), (5, 4323134601), (9, 2401741445), (15, 1441044867), (45, 480348289), (1789, 12082545), (5367, 4027515), (8945, 2416509), (16101, 1342505), (26835, 805503), (80505, 268501)]