21595257138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1275863}}^1$

素因数の和:1275919

約数の個数: 64

約数和(自身を含む): 54872358912

約数和(自身を除く): 33277101774

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1209, 1302, 2418, 2821, 5642, 8463, 16926, 1275863, 2551726, 3827589, 7655178, 8931041, 16586219, 17862082, 26793123, 33172438, 39551753, 49758657, 53586246, 79103506, 99517314, 116103533, 118655259, 232207066, 237310518, 276862271, 348310599, 514172789, 553724542, 696621198, 830586813, 1028345578, 1542518367, 1661173626, 3085036734, 3599209523, 7198419046, 10797628569, 21595257138]

約数ペア:

[(1, 21595257138), (2, 10797628569), (3, 7198419046), (6, 3599209523), (7, 3085036734), (13, 1661173626), (14, 1542518367), (21, 1028345578), (26, 830586813), (31, 696621198), (39, 553724542), (42, 514172789), (62, 348310599), (78, 276862271), (91, 237310518), (93, 232207066), (182, 118655259), (186, 116103533), (217, 99517314), (273, 79103506), (403, 53586246), (434, 49758657), (546, 39551753), (651, 33172438), (806, 26793123), (1209, 17862082), (1302, 16586219), (2418, 8931041), (2821, 7655178), (5642, 3827589), (8463, 2551726), (16926, 1275863)]