21063456

素因数分解:

$2^5\times 3^3\times {\mathrm{24379}}^1$

素因数の和:24398

約数の個数: 48

約数和(自身を含む): 61437600

約数和(自身を除く): 40374144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 24379, 48758, 73137, 97516, 146274, 195032, 219411, 292548, 390064, 438822, 585096, 658233, 780128, 877644, 1170192, 1316466, 1755288, 2340384, 2632932, 3510576, 5265864, 7021152, 10531728, 21063456]

約数ペア:

[(1, 21063456), (2, 10531728), (3, 7021152), (4, 5265864), (6, 3510576), (8, 2632932), (9, 2340384), (12, 1755288), (16, 1316466), (18, 1170192), (24, 877644), (27, 780128), (32, 658233), (36, 585096), (48, 438822), (54, 390064), (72, 292548), (96, 219411), (108, 195032), (144, 146274), (216, 97516), (288, 73137), (432, 48758), (864, 24379)]