21331860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32321}}^1$

素因数の和:32344

約数の個数: 48

約数和(自身を含む): 65161152

約数和(自身を除く): 43829292

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 32321, 64642, 96963, 129284, 161605, 193926, 323210, 355531, 387852, 484815, 646420, 711062, 969630, 1066593, 1422124, 1777655, 1939260, 2133186, 3555310, 4266372, 5332965, 7110620, 10665930, 21331860]

約数ペア:

[(1, 21331860), (2, 10665930), (3, 7110620), (4, 5332965), (5, 4266372), (6, 3555310), (10, 2133186), (11, 1939260), (12, 1777655), (15, 1422124), (20, 1066593), (22, 969630), (30, 711062), (33, 646420), (44, 484815), (55, 387852), (60, 355531), (66, 323210), (110, 193926), (132, 161605), (165, 129284), (220, 96963), (330, 64642), (660, 32321)]