21355237409

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 25158556800

約数和(自身を除く): 3803319391

約数列:

[1, 11, 23, 41, 149, 253, 337, 451, 943, 1639, 1681, 3427, 3707, 6109, 7751, 10373, 13817, 18491, 37697, 38663, 50213, 67199, 85261, 140507, 151987, 250469, 317791, 425293, 552343, 566497, 1154899, 1545577, 2058733, 2755159, 3495701, 5760787, 6231467, 12703889, 13029431, 22646063, 47350859, 63368657, 84408053, 143323741, 520859449, 928488583, 1941385219, 21355237409]

約数ペア:

[(1, 21355237409), (11, 1941385219), (23, 928488583), (41, 520859449), (149, 143323741), (253, 84408053), (337, 63368657), (451, 47350859), (943, 22646063), (1639, 13029431), (1681, 12703889), (3427, 6231467), (3707, 5760787), (6109, 3495701), (7751, 2755159), (10373, 2058733), (13817, 1545577), (18491, 1154899), (37697, 566497), (38663, 552343), (50213, 425293), (67199, 317791), (85261, 250469), (140507, 151987)]