21490182

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170557}}^1$

素因数の和:170572

約数の個数: 24

約数和(自身を含む): 53214096

約数和(自身を除く): 31723914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170557, 341114, 511671, 1023342, 1193899, 1535013, 2387798, 3070026, 3581697, 7163394, 10745091, 21490182]

約数ペア:

[(1, 21490182), (2, 10745091), (3, 7163394), (6, 3581697), (7, 3070026), (9, 2387798), (14, 1535013), (18, 1193899), (21, 1023342), (42, 511671), (63, 341114), (126, 170557)]