21619470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19477}}^1$

素因数の和:19524

約数の個数: 32

約数和(自身を含む): 53291808

約数和(自身を除く): 31672338

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 19477, 38954, 58431, 97385, 116862, 194770, 292155, 584310, 720649, 1441298, 2161947, 3603245, 4323894, 7206490, 10809735, 21619470]

約数ペア:

[(1, 21619470), (2, 10809735), (3, 7206490), (5, 4323894), (6, 3603245), (10, 2161947), (15, 1441298), (30, 720649), (37, 584310), (74, 292155), (111, 194770), (185, 116862), (222, 97385), (370, 58431), (555, 38954), (1110, 19477)]