21458208

素因数分解:

$2^5\times 3^1\times {\mathrm{107}}^1\times {\mathrm{2089}}^1$

素因数の和:2209

約数の個数: 48

約数和(自身を含む): 56881440

約数和(自身を除く): 35423232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 107, 214, 321, 428, 642, 856, 1284, 1712, 2089, 2568, 3424, 4178, 5136, 6267, 8356, 10272, 12534, 16712, 25068, 33424, 50136, 66848, 100272, 200544, 223523, 447046, 670569, 894092, 1341138, 1788184, 2682276, 3576368, 5364552, 7152736, 10729104, 21458208]

約数ペア:

[(1, 21458208), (2, 10729104), (3, 7152736), (4, 5364552), (6, 3576368), (8, 2682276), (12, 1788184), (16, 1341138), (24, 894092), (32, 670569), (48, 447046), (96, 223523), (107, 200544), (214, 100272), (321, 66848), (428, 50136), (642, 33424), (856, 25068), (1284, 16712), (1712, 12534), (2089, 10272), (2568, 8356), (3424, 6267), (4178, 5136)]