21162438

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1549}}^1$

素因数の和:1594

約数の個数: 64

約数和(自身を含む): 53568000

約数和(自身を除く): 32405562

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 198, 207, 253, 297, 414, 506, 594, 621, 759, 1242, 1518, 1549, 2277, 3098, 4554, 4647, 6831, 9294, 13662, 13941, 17039, 27882, 34078, 35627, 41823, 51117, 71254, 83646, 102234, 106881, 153351, 213762, 306702, 320643, 391897, 460053, 641286, 783794, 920106, 961929, 1175691, 1923858, 2351382, 3527073, 7054146, 10581219, 21162438]

約数ペア:

[(1, 21162438), (2, 10581219), (3, 7054146), (6, 3527073), (9, 2351382), (11, 1923858), (18, 1175691), (22, 961929), (23, 920106), (27, 783794), (33, 641286), (46, 460053), (54, 391897), (66, 320643), (69, 306702), (99, 213762), (138, 153351), (198, 106881), (207, 102234), (253, 83646), (297, 71254), (414, 51117), (506, 41823), (594, 35627), (621, 34078), (759, 27882), (1242, 17039), (1518, 13941), (1549, 13662), (2277, 9294), (3098, 6831), (4554, 4647)]