21661356

素因数分解:

$2^2\times 3^1\times {\mathrm{181}}^1\times {\mathrm{9973}}^1$

素因数の和:10161

約数の個数: 24

約数和(自身を含む): 50827504

約数和(自身を除く): 29166148

約数列:

[1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172, 9973, 19946, 29919, 39892, 59838, 119676, 1805113, 3610226, 5415339, 7220452, 10830678, 21661356]

約数ペア:

[(1, 21661356), (2, 10830678), (3, 7220452), (4, 5415339), (6, 3610226), (12, 1805113), (181, 119676), (362, 59838), (543, 39892), (724, 29919), (1086, 19946), (2172, 9973)]