20921603612

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57476933}}^1$

素因数の和:57476957

約数の個数: 24

約数和(自身を含む): 45061916256

約数和(自身を除く): 24140312644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57476933, 114953866, 229907732, 402338531, 747200129, 804677062, 1494400258, 1609354124, 2988800516, 5230400903, 10460801806, 20921603612]

約数ペア:

[(1, 20921603612), (2, 10460801806), (4, 5230400903), (7, 2988800516), (13, 1609354124), (14, 1494400258), (26, 804677062), (28, 747200129), (52, 402338531), (91, 229907732), (182, 114953866), (364, 57476933)]