21098868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251177}}^1$

素因数の和:251191

約数の個数: 24

約数和(自身を含む): 56263872

約数和(自身を除く): 35165004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251177, 502354, 753531, 1004708, 1507062, 1758239, 3014124, 3516478, 5274717, 7032956, 10549434, 21098868]

約数ペア:

[(1, 21098868), (2, 10549434), (3, 7032956), (4, 5274717), (6, 3516478), (7, 3014124), (12, 1758239), (14, 1507062), (21, 1004708), (28, 753531), (42, 502354), (84, 251177)]