21073923

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6211}}^1$

素因数の和:6259

約数の個数: 24

約数和(自身を含む): 33917520

約数和(自身を除く): 12843597

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 6211, 18633, 55899, 80743, 180119, 242229, 540357, 726687, 1621071, 2341547, 7024641, 21073923]

約数ペア:

[(1, 21073923), (3, 7024641), (9, 2341547), (13, 1621071), (29, 726687), (39, 540357), (87, 242229), (117, 180119), (261, 80743), (377, 55899), (1131, 18633), (3393, 6211)]