21536703590

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1\times {\mathrm{73961}}^1$

素因数の和:74792

約数の個数: 32

約数和(自身を含む): 39864926304

約数和(自身を除く): 18328222714

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 787, 1574, 3935, 7870, 29119, 58238, 73961, 145595, 147922, 291190, 369805, 739610, 2736557, 5473114, 13682785, 27365570, 58207307, 116414614, 291036535, 582073070, 2153670359, 4307340718, 10768351795, 21536703590]

約数ペア:

[(1, 21536703590), (2, 10768351795), (5, 4307340718), (10, 2153670359), (37, 582073070), (74, 291036535), (185, 116414614), (370, 58207307), (787, 27365570), (1574, 13682785), (3935, 5473114), (7870, 2736557), (29119, 739610), (58238, 369805), (73961, 291190), (145595, 147922)]