21740456.000000000

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6301}}^1$

素因数の和:6392

約数の個数: 80

約数和(自身を含む): 462617216

約数和(自身を除く): 308066288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 112, 146, 168, 219, 292, 336, 438, 511, 584, 876, 1022, 1168, 1533, 1752, 2044, 3066, 3504, 4088, 6132, 6301, 8176, 12264, 12602, 18903, 24528, 25204, 37806, 44107, 50408, 75612, 88214, 100816, 132321, 151224, 176428, 264642, 302448, 352856, 459973, 529284, 705712, 919946, 1058568, 1379919, 1839892, 2117136, 2759838, 3219811, 3679784, 5519676, 6439622, 7359568, 9659433, 11039352, 12879244, 19318866, 22078704, 25758488, 38637732, 51516976, 77275464, 154550928]

約数ペア:

[(1, 154550928), (2, 77275464), (3, 51516976), (4, 38637732), (6, 25758488), (7, 22078704), (8, 19318866), (12, 12879244), (14, 11039352), (16, 9659433), (21, 7359568), (24, 6439622), (28, 5519676), (42, 3679784), (48, 3219811), (56, 2759838), (73, 2117136), (84, 1839892), (112, 1379919), (146, 1058568), (168, 919946), (219, 705712), (292, 529284), (336, 459973), (438, 352856), (511, 302448), (584, 264642), (876, 176428), (1022, 151224), (1168, 132321), (1533, 100816), (1752, 88214), (2044, 75612), (3066, 50408), (3504, 44107), (4088, 37806), (6132, 25204), (6301, 24528), (8176, 18903), (12264, 12602)]