21300966

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 49297248

約数和(自身を除く): 27996282

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 151, 153, 302, 306, 453, 461, 906, 922, 1359, 1383, 2567, 2718, 2766, 4149, 5134, 7701, 7837, 8298, 15402, 15674, 23103, 23511, 46206, 47022, 69611, 70533, 139222, 141066, 208833, 417666, 626499, 1183387, 1252998, 2366774, 3550161, 7100322, 10650483, 21300966]

約数ペア:

[(1, 21300966), (2, 10650483), (3, 7100322), (6, 3550161), (9, 2366774), (17, 1252998), (18, 1183387), (34, 626499), (51, 417666), (102, 208833), (151, 141066), (153, 139222), (302, 70533), (306, 69611), (453, 47022), (461, 46206), (906, 23511), (922, 23103), (1359, 15674), (1383, 15402), (2567, 8298), (2718, 7837), (2766, 7701), (4149, 5134)]