24973221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5381}}^1$

素因数の和:5421

約数の個数: 32

約数和(自身を含む): 43400448

約数和(自身を除く): 18427227

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 5381, 16143, 37667, 69953, 91477, 113001, 209859, 274431, 489671, 640339, 1189201, 1469013, 1921017, 3567603, 8324407, 24973221]

約数ペア:

[(1, 24973221), (3, 8324407), (7, 3567603), (13, 1921017), (17, 1469013), (21, 1189201), (39, 640339), (51, 489671), (91, 274431), (119, 209859), (221, 113001), (273, 91477), (357, 69953), (663, 37667), (1547, 16143), (4641, 5381)]