21321582590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1203929}}^1$

素因数の和:1203977

約数の個数: 64

約数和(自身を含む): 49929384960

約数和(自身を除く): 28607802370

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 1265, 1610, 1771, 2530, 3542, 8855, 17710, 1203929, 2407858, 6019645, 8427503, 12039290, 13243219, 16855006, 26486438, 27690367, 42137515, 55380734, 66216095, 84275030, 92702533, 132432190, 138451835, 185405066, 193832569, 276903670, 304594037, 387665138, 463512665, 609188074, 927025330, 969162845, 1522970185, 1938325690, 2132158259, 3045940370, 4264316518, 10660791295, 21321582590]

約数ペア:

[(1, 21321582590), (2, 10660791295), (5, 4264316518), (7, 3045940370), (10, 2132158259), (11, 1938325690), (14, 1522970185), (22, 969162845), (23, 927025330), (35, 609188074), (46, 463512665), (55, 387665138), (70, 304594037), (77, 276903670), (110, 193832569), (115, 185405066), (154, 138451835), (161, 132432190), (230, 92702533), (253, 84275030), (322, 66216095), (385, 55380734), (506, 42137515), (770, 27690367), (805, 26486438), (1265, 16855006), (1610, 13243219), (1771, 12039290), (2530, 8427503), (3542, 6019645), (8855, 2407858), (17710, 1203929)]