21603231

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6367}}^1$

素因数の和:6415

約数の個数: 24

約数和(自身を含む): 34769280

約数和(自身を除く): 13166049

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 6367, 19101, 57303, 82771, 184643, 248313, 553929, 744939, 1661787, 2400359, 7201077, 21603231]

約数ペア:

[(1, 21603231), (3, 7201077), (9, 2400359), (13, 1661787), (29, 744939), (39, 553929), (87, 248313), (117, 184643), (261, 82771), (377, 57303), (1131, 19101), (3393, 6367)]