21400434

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3727}}^1$

素因数の和:3775

約数の個数: 48

約数和(自身を含む): 52341120

約数和(自身を除く): 30940686

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 522, 638, 957, 1914, 2871, 3727, 5742, 7454, 11181, 22362, 33543, 40997, 67086, 81994, 108083, 122991, 216166, 245982, 324249, 368973, 648498, 737946, 972747, 1188913, 1945494, 2377826, 3566739, 7133478, 10700217, 21400434]

約数ペア:

[(1, 21400434), (2, 10700217), (3, 7133478), (6, 3566739), (9, 2377826), (11, 1945494), (18, 1188913), (22, 972747), (29, 737946), (33, 648498), (58, 368973), (66, 324249), (87, 245982), (99, 216166), (174, 122991), (198, 108083), (261, 81994), (319, 67086), (522, 40997), (638, 33543), (957, 22362), (1914, 11181), (2871, 7454), (3727, 5742)]