21374264

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{50411}}^1$

素因数の和:50470

約数の個数: 16

約数和(自身を含む): 40833720

約数和(自身を除く): 19459456

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 50411, 100822, 201644, 403288, 2671783, 5343566, 10687132, 21374264]

約数ペア:

[(1, 21374264), (2, 10687132), (4, 5343566), (8, 2671783), (53, 403288), (106, 201644), (212, 100822), (424, 50411)]