21053383148

素因数分解:

$2^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1191611}}^1$

素因数の和:1192253

約数の個数: 24

約数和(自身を含む): 42173531904

約数和(自身を除く): 21120148756

約数列:

[1, 2, 4, 7, 14, 28, 631, 1262, 2524, 4417, 8834, 17668, 1191611, 2383222, 4766444, 8341277, 16682554, 33365108, 751906541, 1503813082, 3007626164, 5263345787, 10526691574, 21053383148]

約数ペア:

[(1, 21053383148), (2, 10526691574), (4, 5263345787), (7, 3007626164), (14, 1503813082), (28, 751906541), (631, 33365108), (1262, 16682554), (2524, 8341277), (4417, 4766444), (8834, 2383222), (17668, 1191611)]