21266744

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2957}}^1$

素因数の和:3023

約数の個数: 32

約数和(自身を含む): 42595200

約数和(自身を除く): 21328456

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 232, 248, 899, 1798, 2957, 3596, 5914, 7192, 11828, 23656, 85753, 91667, 171506, 183334, 343012, 366668, 686024, 733336, 2658343, 5316686, 10633372, 21266744]

約数ペア:

[(1, 21266744), (2, 10633372), (4, 5316686), (8, 2658343), (29, 733336), (31, 686024), (58, 366668), (62, 343012), (116, 183334), (124, 171506), (232, 91667), (248, 85753), (899, 23656), (1798, 11828), (2957, 7192), (3596, 5914)]