21507144

素因数分解:

$2^3\times 3^1\times {\mathrm{181}}^1\times {\mathrm{4951}}^1$

素因数の和:5141

約数の個数: 32

約数和(自身を含む): 54075840

約数和(自身を除く): 32568696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 181, 362, 543, 724, 1086, 1448, 2172, 4344, 4951, 9902, 14853, 19804, 29706, 39608, 59412, 118824, 896131, 1792262, 2688393, 3584524, 5376786, 7169048, 10753572, 21507144]

約数ペア:

[(1, 21507144), (2, 10753572), (3, 7169048), (4, 5376786), (6, 3584524), (8, 2688393), (12, 1792262), (24, 896131), (181, 118824), (362, 59412), (543, 39608), (724, 29706), (1086, 19804), (1448, 14853), (2172, 9902), (4344, 4951)]