21660756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6037}}^1$

素因数の和:6080

約数の個数: 48

約数和(自身を含む): 56805504

約数和(自身を除く): 35144748

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 6037, 12074, 18111, 24148, 36222, 72444, 78481, 138851, 156962, 235443, 277702, 313924, 416553, 470886, 555404, 833106, 941772, 1666212, 1805063, 3610126, 5415189, 7220252, 10830378, 21660756]

約数ペア:

[(1, 21660756), (2, 10830378), (3, 7220252), (4, 5415189), (6, 3610126), (12, 1805063), (13, 1666212), (23, 941772), (26, 833106), (39, 555404), (46, 470886), (52, 416553), (69, 313924), (78, 277702), (92, 235443), (138, 156962), (156, 138851), (276, 78481), (299, 72444), (598, 36222), (897, 24148), (1196, 18111), (1794, 12074), (3588, 6037)]