21754692840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181289107}}^1$

素因数の和:181289121

約数の個数: 32

約数和(自身を含む): 65264078880

約数和(自身を除く): 43509386040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181289107, 362578214, 543867321, 725156428, 906445535, 1087734642, 1450312856, 1812891070, 2175469284, 2719336605, 3625782140, 4350938568, 5438673210, 7251564280, 10877346420, 21754692840]

約数ペア:

[(1, 21754692840), (2, 10877346420), (3, 7251564280), (4, 5438673210), (5, 4350938568), (6, 3625782140), (8, 2719336605), (10, 2175469284), (12, 1812891070), (15, 1450312856), (20, 1087734642), (24, 906445535), (30, 725156428), (40, 543867321), (60, 362578214), (120, 181289107)]