21709635640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7048583}}^1$

素因数の和:7048612

約数の個数: 64

約数和(自身を含む): 60899765760

約数和(自身を除く): 39190130120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 7048583, 14097166, 28194332, 35242915, 49340081, 56388664, 70485830, 77534413, 98680162, 140971660, 155068826, 197360324, 246700405, 281943320, 310137652, 387672065, 394720648, 493400810, 542740891, 620275304, 775344130, 986801620, 1085481782, 1550688260, 1973603240, 2170963564, 2713704455, 3101376520, 4341927128, 5427408910, 10854817820, 21709635640]

約数ペア:

[(1, 21709635640), (2, 10854817820), (4, 5427408910), (5, 4341927128), (7, 3101376520), (8, 2713704455), (10, 2170963564), (11, 1973603240), (14, 1550688260), (20, 1085481782), (22, 986801620), (28, 775344130), (35, 620275304), (40, 542740891), (44, 493400810), (55, 394720648), (56, 387672065), (70, 310137652), (77, 281943320), (88, 246700405), (110, 197360324), (140, 155068826), (154, 140971660), (220, 98680162), (280, 77534413), (308, 70485830), (385, 56388664), (440, 49340081), (616, 35242915), (770, 28194332), (1540, 14097166), (3080, 7048583)]