21601164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{138469}}^1$

素因数の和:138489

約数の個数: 24

約数和(自身を含む): 54280240

約数和(自身を除く): 32679076

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 138469, 276938, 415407, 553876, 830814, 1661628, 1800097, 3600194, 5400291, 7200388, 10800582, 21601164]

約数ペア:

[(1, 21601164), (2, 10800582), (3, 7200388), (4, 5400291), (6, 3600194), (12, 1800097), (13, 1661628), (26, 830814), (39, 553876), (52, 415407), (78, 276938), (156, 138469)]