21554932

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3221}}^1$

素因数の和:3471

約数の個数: 24

約数和(自身を含む): 43303680

約数和(自身を除く): 21748748

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3221, 3346, 6442, 6692, 12884, 22547, 45094, 90188, 769819, 1539638, 3079276, 5388733, 10777466, 21554932]

約数ペア:

[(1, 21554932), (2, 10777466), (4, 5388733), (7, 3079276), (14, 1539638), (28, 769819), (239, 90188), (478, 45094), (956, 22547), (1673, 12884), (3221, 6692), (3346, 6442)]