21852012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20011}}^1$

素因数の和:20038

約数の個数: 48

約数和(自身を含む): 62757632

約数和(自身を除く): 40905620

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 20011, 40022, 60033, 80044, 120066, 140077, 240132, 260143, 280154, 420231, 520286, 560308, 780429, 840462, 1040572, 1560858, 1680924, 1821001, 3121716, 3642002, 5463003, 7284004, 10926006, 21852012]

約数ペア:

[(1, 21852012), (2, 10926006), (3, 7284004), (4, 5463003), (6, 3642002), (7, 3121716), (12, 1821001), (13, 1680924), (14, 1560858), (21, 1040572), (26, 840462), (28, 780429), (39, 560308), (42, 520286), (52, 420231), (78, 280154), (84, 260143), (91, 240132), (156, 140077), (182, 120066), (273, 80044), (364, 60033), (546, 40022), (1092, 20011)]