21889116

素因数分解:

$2^2\times 3^4\times {\mathrm{67559}}^1$

素因数の和:67575

約数の個数: 30

約数和(自身を含む): 57223320

約数和(自身を除く): 35334204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 67559, 135118, 202677, 270236, 405354, 608031, 810708, 1216062, 1824093, 2432124, 3648186, 5472279, 7296372, 10944558, 21889116]

約数ペア:

[(1, 21889116), (2, 10944558), (3, 7296372), (4, 5472279), (6, 3648186), (9, 2432124), (12, 1824093), (18, 1216062), (27, 810708), (36, 608031), (54, 405354), (81, 270236), (108, 202677), (162, 135118), (324, 67559)]