21167809938

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{983}}^1\times {\mathrm{9887}}^1$

素因数の和:10900

約数の個数: 72

約数和(自身を含む): 50468431104

約数和(自身を除く): 29300621166

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 983, 1089, 1966, 2178, 2949, 5898, 8847, 9887, 10813, 17694, 19774, 21626, 29661, 32439, 59322, 64878, 88983, 97317, 108757, 118943, 177966, 194634, 217514, 237886, 326271, 356829, 652542, 713658, 978813, 1070487, 1196327, 1957626, 2140974, 2392654, 3588981, 7177962, 9718921, 10766943, 19437842, 21533886, 29156763, 58313526, 87470289, 106908131, 174940578, 213816262, 320724393, 641448786, 962173179, 1175989441, 1924346358, 2351978882, 3527968323, 7055936646, 10583904969, 21167809938]

約数ペア:

[(1, 21167809938), (2, 10583904969), (3, 7055936646), (6, 3527968323), (9, 2351978882), (11, 1924346358), (18, 1175989441), (22, 962173179), (33, 641448786), (66, 320724393), (99, 213816262), (121, 174940578), (198, 106908131), (242, 87470289), (363, 58313526), (726, 29156763), (983, 21533886), (1089, 19437842), (1966, 10766943), (2178, 9718921), (2949, 7177962), (5898, 3588981), (8847, 2392654), (9887, 2140974), (10813, 1957626), (17694, 1196327), (19774, 1070487), (21626, 978813), (29661, 713658), (32439, 652542), (59322, 356829), (64878, 326271), (88983, 237886), (97317, 217514), (108757, 194634), (118943, 177966)]