21022170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2837}}^1$

素因数の和:2879

約数の個数: 64

約数和(自身を含む): 57214080

約数和(自身を除く): 36191910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 2837, 3705, 5674, 7410, 8511, 14185, 17022, 28370, 36881, 42555, 53903, 73762, 85110, 107806, 110643, 161709, 184405, 221286, 269515, 323418, 368810, 539030, 553215, 700739, 808545, 1106430, 1401478, 1617090, 2102217, 3503695, 4204434, 7007390, 10511085, 21022170]

約数ペア:

[(1, 21022170), (2, 10511085), (3, 7007390), (5, 4204434), (6, 3503695), (10, 2102217), (13, 1617090), (15, 1401478), (19, 1106430), (26, 808545), (30, 700739), (38, 553215), (39, 539030), (57, 368810), (65, 323418), (78, 269515), (95, 221286), (114, 184405), (130, 161709), (190, 110643), (195, 107806), (247, 85110), (285, 73762), (390, 53903), (494, 42555), (570, 36881), (741, 28370), (1235, 17022), (1482, 14185), (2470, 8511), (2837, 7410), (3705, 5674)]