21909694818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{74149}}^1$

素因数の和:74224

約数の個数: 64

約数和(自身を含む): 49501353600

約数和(自身を除く): 27591658782

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 121, 222, 242, 363, 407, 726, 814, 1221, 1331, 2442, 2662, 3993, 4477, 7986, 8954, 13431, 26862, 49247, 74149, 98494, 147741, 148298, 222447, 295482, 444894, 815639, 1631278, 2446917, 2743513, 4893834, 5487026, 8230539, 8972029, 16461078, 17944058, 26916087, 30178643, 53832174, 60357286, 90535929, 98692319, 181071858, 197384638, 296076957, 331965073, 592153914, 663930146, 995895219, 1991790438, 3651615803, 7303231606, 10954847409, 21909694818]

約数ペア:

[(1, 21909694818), (2, 10954847409), (3, 7303231606), (6, 3651615803), (11, 1991790438), (22, 995895219), (33, 663930146), (37, 592153914), (66, 331965073), (74, 296076957), (111, 197384638), (121, 181071858), (222, 98692319), (242, 90535929), (363, 60357286), (407, 53832174), (726, 30178643), (814, 26916087), (1221, 17944058), (1331, 16461078), (2442, 8972029), (2662, 8230539), (3993, 5487026), (4477, 4893834), (7986, 2743513), (8954, 2446917), (13431, 1631278), (26862, 815639), (49247, 444894), (74149, 295482), (98494, 222447), (147741, 148298)]