21834090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 58665600

約数和(自身を除く): 36831510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 193, 270, 386, 419, 579, 838, 965, 1158, 1257, 1737, 1930, 2095, 2514, 2895, 3474, 3771, 4190, 5211, 5790, 6285, 7542, 8685, 10422, 11313, 12570, 17370, 18855, 22626, 26055, 37710, 52110, 56565, 80867, 113130, 161734, 242601, 404335, 485202, 727803, 808670, 1213005, 1455606, 2183409, 2426010, 3639015, 4366818, 7278030, 10917045, 21834090]

約数ペア:

[(1, 21834090), (2, 10917045), (3, 7278030), (5, 4366818), (6, 3639015), (9, 2426010), (10, 2183409), (15, 1455606), (18, 1213005), (27, 808670), (30, 727803), (45, 485202), (54, 404335), (90, 242601), (135, 161734), (193, 113130), (270, 80867), (386, 56565), (419, 52110), (579, 37710), (838, 26055), (965, 22626), (1158, 18855), (1257, 17370), (1737, 12570), (1930, 11313), (2095, 10422), (2514, 8685), (2895, 7542), (3474, 6285), (3771, 5790), (4190, 5211)]