21167690193

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{8147}}^1$

素因数の和:8638

約数の個数: 48

約数和(自身を含む): 33632988480

約数和(自身を除く): 12465298287

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 419, 477, 689, 1257, 2067, 3771, 5447, 6201, 8147, 16341, 22207, 24441, 49023, 66621, 73323, 105911, 199863, 288691, 317733, 431791, 866073, 953199, 1295373, 2598219, 3413593, 3886119, 5613283, 10240779, 16839849, 30722337, 44376709, 50519547, 133130127, 180920429, 399390381, 542761287, 1628283861, 2351965577, 7055896731, 21167690193]

約数ペア:

[(1, 21167690193), (3, 7055896731), (9, 2351965577), (13, 1628283861), (39, 542761287), (53, 399390381), (117, 180920429), (159, 133130127), (419, 50519547), (477, 44376709), (689, 30722337), (1257, 16839849), (2067, 10240779), (3771, 5613283), (5447, 3886119), (6201, 3413593), (8147, 2598219), (16341, 1295373), (22207, 953199), (24441, 866073), (49023, 431791), (66621, 317733), (73323, 288691), (105911, 199863)]