21077348539

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1\times {\mathrm{641}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 23676549120

約数和(自身を除く): 2599200581

約数列:

[1, 13, 31, 139, 403, 587, 641, 1807, 4309, 7631, 8333, 18197, 19871, 56017, 81593, 89099, 236561, 258323, 376267, 1060709, 1158287, 2529383, 2762069, 4891471, 11664277, 32881979, 35906897, 52301113, 151635601, 679914469, 1621334503, 21077348539]

約数ペア:

[(1, 21077348539), (13, 1621334503), (31, 679914469), (139, 151635601), (403, 52301113), (587, 35906897), (641, 32881979), (1807, 11664277), (4309, 4891471), (7631, 2762069), (8333, 2529383), (18197, 1158287), (19871, 1060709), (56017, 376267), (81593, 258323), (89099, 236561)]