21139632

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{2011}}^1$

素因数の和:2098

約数の個数: 60

約数和(自身を含む): 60001864

約数和(自身を除く): 38862232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2011, 2628, 3504, 4022, 5256, 6033, 8044, 10512, 12066, 16088, 18099, 24132, 32176, 36198, 48264, 72396, 96528, 144792, 146803, 289584, 293606, 440409, 587212, 880818, 1174424, 1321227, 1761636, 2348848, 2642454, 3523272, 5284908, 7046544, 10569816, 21139632]

約数ペア:

[(1, 21139632), (2, 10569816), (3, 7046544), (4, 5284908), (6, 3523272), (8, 2642454), (9, 2348848), (12, 1761636), (16, 1321227), (18, 1174424), (24, 880818), (36, 587212), (48, 440409), (72, 293606), (73, 289584), (144, 146803), (146, 144792), (219, 96528), (292, 72396), (438, 48264), (584, 36198), (657, 32176), (876, 24132), (1168, 18099), (1314, 16088), (1752, 12066), (2011, 10512), (2628, 8044), (3504, 6033), (4022, 5256)]