21831693

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 32928000

約数和(自身を除く): 11096307

約数列:

[1, 3, 13, 29, 39, 87, 97, 199, 291, 377, 597, 1131, 1261, 2587, 2813, 3783, 5771, 7761, 8439, 17313, 19303, 36569, 57909, 75023, 109707, 225069, 250939, 559787, 752817, 1679361, 7277231, 21831693]

約数ペア:

[(1, 21831693), (3, 7277231), (13, 1679361), (29, 752817), (39, 559787), (87, 250939), (97, 225069), (199, 109707), (291, 75023), (377, 57909), (597, 36569), (1131, 19303), (1261, 17313), (2587, 8439), (2813, 7761), (3783, 5771)]