21492592020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{124249}}^1$

素因数の和:124326

約数の個数: 108

約数和(自身を含む): 67365616500

約数和(自身を除く): 45873024480

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 961, 1116, 1395, 1860, 1922, 2790, 2883, 3844, 4805, 5580, 5766, 8649, 9610, 11532, 14415, 17298, 19220, 28830, 34596, 43245, 57660, 86490, 124249, 172980, 248498, 372747, 496996, 621245, 745494, 1118241, 1242490, 1490988, 1863735, 2236482, 2484980, 3727470, 3851719, 4472964, 5591205, 7454940, 7703438, 11182410, 11555157, 15406876, 19258595, 22364820, 23110314, 34665471, 38517190, 46220628, 57775785, 69330942, 77034380, 115551570, 119403289, 138661884, 173327355, 231103140, 238806578, 346654710, 358209867, 477613156, 597016445, 693309420, 716419734, 1074629601, 1194032890, 1432839468, 1791049335, 2149259202, 2388065780, 3582098670, 4298518404, 5373148005, 7164197340, 10746296010, 21492592020]

約数ペア:

[(1, 21492592020), (2, 10746296010), (3, 7164197340), (4, 5373148005), (5, 4298518404), (6, 3582098670), (9, 2388065780), (10, 2149259202), (12, 1791049335), (15, 1432839468), (18, 1194032890), (20, 1074629601), (30, 716419734), (31, 693309420), (36, 597016445), (45, 477613156), (60, 358209867), (62, 346654710), (90, 238806578), (93, 231103140), (124, 173327355), (155, 138661884), (180, 119403289), (186, 115551570), (279, 77034380), (310, 69330942), (372, 57775785), (465, 46220628), (558, 38517190), (620, 34665471), (930, 23110314), (961, 22364820), (1116, 19258595), (1395, 15406876), (1860, 11555157), (1922, 11182410), (2790, 7703438), (2883, 7454940), (3844, 5591205), (4805, 4472964), (5580, 3851719), (5766, 3727470), (8649, 2484980), (9610, 2236482), (11532, 1863735), (14415, 1490988), (17298, 1242490), (19220, 1118241), (28830, 745494), (34596, 621245), (43245, 496996), (57660, 372747), (86490, 248498), (124249, 172980)]