21545964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54409}}^1$

素因数の和:54430

約数の個数: 36

約数和(自身を含む): 59415720

約数和(自身を除く): 37869756

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54409, 108818, 163227, 217636, 326454, 489681, 598499, 652908, 979362, 1196998, 1795497, 1958724, 2393996, 3590994, 5386491, 7181988, 10772982, 21545964]

約数ペア:

[(1, 21545964), (2, 10772982), (3, 7181988), (4, 5386491), (6, 3590994), (9, 2393996), (11, 1958724), (12, 1795497), (18, 1196998), (22, 979362), (33, 652908), (36, 598499), (44, 489681), (66, 326454), (99, 217636), (132, 163227), (198, 108818), (396, 54409)]