21383284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 44311680

約数和(自身を除く): 22928396

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 598, 874, 941, 988, 1196, 1748, 1882, 3764, 5681, 11362, 12233, 17879, 21643, 22724, 24466, 35758, 43286, 48932, 71516, 86572, 232427, 281359, 411217, 464854, 562718, 822434, 929708, 1125436, 1644868, 5345821, 10691642, 21383284]

約数ペア:

[(1, 21383284), (2, 10691642), (4, 5345821), (13, 1644868), (19, 1125436), (23, 929708), (26, 822434), (38, 562718), (46, 464854), (52, 411217), (76, 281359), (92, 232427), (247, 86572), (299, 71516), (437, 48932), (494, 43286), (598, 35758), (874, 24466), (941, 22724), (988, 21643), (1196, 17879), (1748, 12233), (1882, 11362), (3764, 5681)]