21497571888

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1813223}}^1$

素因数の和:1813266

約数の個数: 80

約数和(自身を含む): 62955137280

約数和(自身を除く): 41457565392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 1813223, 3626446, 5439669, 7252892, 10879338, 14505784, 21758676, 23571899, 29011568, 34451237, 43517352, 47143798, 68902474, 70715697, 87034704, 94287596, 103353711, 137804948, 141431394, 188575192, 206707422, 275609896, 282862788, 377150384, 413414844, 447866081, 551219792, 565725576, 826829688, 895732162, 1131451152, 1343598243, 1653659376, 1791464324, 2687196486, 3582928648, 5374392972, 7165857296, 10748785944, 21497571888]

約数ペア:

[(1, 21497571888), (2, 10748785944), (3, 7165857296), (4, 5374392972), (6, 3582928648), (8, 2687196486), (12, 1791464324), (13, 1653659376), (16, 1343598243), (19, 1131451152), (24, 895732162), (26, 826829688), (38, 565725576), (39, 551219792), (48, 447866081), (52, 413414844), (57, 377150384), (76, 282862788), (78, 275609896), (104, 206707422), (114, 188575192), (152, 141431394), (156, 137804948), (208, 103353711), (228, 94287596), (247, 87034704), (304, 70715697), (312, 68902474), (456, 47143798), (494, 43517352), (624, 34451237), (741, 29011568), (912, 23571899), (988, 21758676), (1482, 14505784), (1976, 10879338), (2964, 7252892), (3952, 5439669), (5928, 3626446), (11856, 1813223)]