2825471019

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{21013}}^1$

素因数の和:21379

約数の個数: 32

約数和(自身を含む): 4545748480

約数和(自身を除く): 1720277461

約数列:

[1, 3, 7, 19, 21, 57, 133, 337, 399, 1011, 2359, 6403, 7077, 19209, 21013, 44821, 63039, 134463, 147091, 399247, 441273, 1197741, 2794729, 7081381, 8384187, 21244143, 49569667, 134546239, 148709001, 403638717, 941823673, 2825471019]

約数ペア:

[(1, 2825471019), (3, 941823673), (7, 403638717), (19, 148709001), (21, 134546239), (57, 49569667), (133, 21244143), (337, 8384187), (399, 7081381), (1011, 2794729), (2359, 1197741), (6403, 441273), (7077, 399247), (19209, 147091), (21013, 134463), (44821, 63039)]