21555432

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{3607}}^1$

素因数の和:3702

約数の個数: 48

約数和(自身を含む): 59099040

約数和(自身を除く): 37543608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 3607, 5976, 7214, 10821, 14428, 21642, 28856, 32463, 43284, 64926, 86568, 129852, 259704, 299381, 598762, 898143, 1197524, 1796286, 2395048, 2694429, 3592572, 5388858, 7185144, 10777716, 21555432]

約数ペア:

[(1, 21555432), (2, 10777716), (3, 7185144), (4, 5388858), (6, 3592572), (8, 2694429), (9, 2395048), (12, 1796286), (18, 1197524), (24, 898143), (36, 598762), (72, 299381), (83, 259704), (166, 129852), (249, 86568), (332, 64926), (498, 43284), (664, 32463), (747, 28856), (996, 21642), (1494, 14428), (1992, 10821), (2988, 7214), (3607, 5976)]