21089969104

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{84533}}^1$

素因数の和:85075

約数の個数: 40

約数和(自身を含む): 42264294912

約数和(自身を除く): 21174325808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 503, 1006, 2012, 4024, 8048, 15593, 31186, 62372, 84533, 124744, 169066, 249488, 338132, 676264, 1352528, 2620523, 5241046, 10482092, 20964184, 41928368, 42520099, 85040198, 170080396, 340160792, 680321584, 1318123069, 2636246138, 5272492276, 10544984552, 21089969104]

約数ペア:

[(1, 21089969104), (2, 10544984552), (4, 5272492276), (8, 2636246138), (16, 1318123069), (31, 680321584), (62, 340160792), (124, 170080396), (248, 85040198), (496, 42520099), (503, 41928368), (1006, 20964184), (2012, 10482092), (4024, 5241046), (8048, 2620523), (15593, 1352528), (31186, 676264), (62372, 338132), (84533, 249488), (124744, 169066)]