21142554

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 23647206

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 191, 382, 573, 971, 1146, 1942, 2913, 3629, 5826, 7258, 10887, 18449, 21774, 36898, 55347, 110694, 185461, 370922, 556383, 1112766, 3523759, 7047518, 10571277, 21142554]

約数ペア:

[(1, 21142554), (2, 10571277), (3, 7047518), (6, 3523759), (19, 1112766), (38, 556383), (57, 370922), (114, 185461), (191, 110694), (382, 55347), (573, 36898), (971, 21774), (1146, 18449), (1942, 10887), (2913, 7258), (3629, 5826)]