21159648

素因数分解:

$2^5\times 3^2\times {\mathrm{73471}}^1$

素因数の和:73487

約数の個数: 36

約数和(自身を含む): 60173568

約数和(自身を除く): 39013920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 73471, 146942, 220413, 293884, 440826, 587768, 661239, 881652, 1175536, 1322478, 1763304, 2351072, 2644956, 3526608, 5289912, 7053216, 10579824, 21159648]

約数ペア:

[(1, 21159648), (2, 10579824), (3, 7053216), (4, 5289912), (6, 3526608), (8, 2644956), (9, 2351072), (12, 1763304), (16, 1322478), (18, 1175536), (24, 881652), (32, 661239), (36, 587768), (48, 440826), (72, 293884), (96, 220413), (144, 146942), (288, 73471)]