21131668802

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1\times {\mathrm{569}}^1\times {\mathrm{641}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 32407646400

約数和(自身を除く): 11275977598

約数列:

[1, 2, 59, 118, 491, 569, 641, 982, 1138, 1282, 28969, 33571, 37819, 57938, 67142, 75638, 279379, 314731, 364729, 558758, 629462, 729458, 16483361, 18569129, 21519011, 32966722, 37138258, 43038022, 179081939, 358163878, 10565834401, 21131668802]

約数ペア:

[(1, 21131668802), (2, 10565834401), (59, 358163878), (118, 179081939), (491, 43038022), (569, 37138258), (641, 32966722), (982, 21519011), (1138, 18569129), (1282, 16483361), (28969, 729458), (33571, 629462), (37819, 558758), (57938, 364729), (67142, 314731), (75638, 279379)]