21752802036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{77279}}^1$

素因数の和:78413

約数の個数: 72

約数和(自身を含む): 62898501120

約数和(自身を除く): 41145699084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1117, 2234, 3351, 4468, 6702, 7819, 10053, 13404, 15638, 20106, 23457, 31276, 40212, 46914, 70371, 77279, 93828, 140742, 154558, 231837, 281484, 309116, 463674, 540953, 695511, 927348, 1081906, 1391022, 1622859, 2163812, 2782044, 3245718, 4868577, 6491436, 9737154, 19474308, 86320643, 172641286, 258961929, 345282572, 517923858, 604244501, 776885787, 1035847716, 1208489002, 1553771574, 1812733503, 2416978004, 3107543148, 3625467006, 5438200509, 7250934012, 10876401018, 21752802036]

約数ペア:

[(1, 21752802036), (2, 10876401018), (3, 7250934012), (4, 5438200509), (6, 3625467006), (7, 3107543148), (9, 2416978004), (12, 1812733503), (14, 1553771574), (18, 1208489002), (21, 1035847716), (28, 776885787), (36, 604244501), (42, 517923858), (63, 345282572), (84, 258961929), (126, 172641286), (252, 86320643), (1117, 19474308), (2234, 9737154), (3351, 6491436), (4468, 4868577), (6702, 3245718), (7819, 2782044), (10053, 2163812), (13404, 1622859), (15638, 1391022), (20106, 1081906), (23457, 927348), (31276, 695511), (40212, 540953), (46914, 463674), (70371, 309116), (77279, 281484), (93828, 231837), (140742, 154558)]