21526461138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{310439}}^1$

素因数の和:310591

約数の個数: 64

約数和(自身を含む): 53405614080

約数和(自身を除く): 31879152942

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 127, 182, 254, 273, 381, 546, 762, 889, 1651, 1778, 2667, 3302, 4953, 5334, 9906, 11557, 23114, 34671, 69342, 310439, 620878, 931317, 1862634, 2173073, 4035707, 4346146, 6519219, 8071414, 12107121, 13038438, 24214242, 28249949, 39425753, 56499898, 78851506, 84749847, 118277259, 169499694, 236554518, 275980271, 512534789, 551960542, 827940813, 1025069578, 1537604367, 1655881626, 3075208734, 3587743523, 7175487046, 10763230569, 21526461138]

約数ペア:

[(1, 21526461138), (2, 10763230569), (3, 7175487046), (6, 3587743523), (7, 3075208734), (13, 1655881626), (14, 1537604367), (21, 1025069578), (26, 827940813), (39, 551960542), (42, 512534789), (78, 275980271), (91, 236554518), (127, 169499694), (182, 118277259), (254, 84749847), (273, 78851506), (381, 56499898), (546, 39425753), (762, 28249949), (889, 24214242), (1651, 13038438), (1778, 12107121), (2667, 8071414), (3302, 6519219), (4953, 4346146), (5334, 4035707), (9906, 2173073), (11557, 1862634), (23114, 931317), (34671, 620878), (69342, 310439)]