21696528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2132

約数の個数: 80

約数和(自身を含む): 66154496

約数和(自身を除く): 44457968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2083, 2604, 3472, 4166, 5208, 6249, 8332, 10416, 12498, 14581, 16664, 24996, 29162, 33328, 43743, 49992, 58324, 64573, 87486, 99984, 116648, 129146, 174972, 193719, 233296, 258292, 349944, 387438, 452011, 516584, 699888, 774876, 904022, 1033168, 1356033, 1549752, 1808044, 2712066, 3099504, 3616088, 5424132, 7232176, 10848264, 21696528]

約数ペア:

[(1, 21696528), (2, 10848264), (3, 7232176), (4, 5424132), (6, 3616088), (7, 3099504), (8, 2712066), (12, 1808044), (14, 1549752), (16, 1356033), (21, 1033168), (24, 904022), (28, 774876), (31, 699888), (42, 516584), (48, 452011), (56, 387438), (62, 349944), (84, 258292), (93, 233296), (112, 193719), (124, 174972), (168, 129146), (186, 116648), (217, 99984), (248, 87486), (336, 64573), (372, 58324), (434, 49992), (496, 43743), (651, 33328), (744, 29162), (868, 24996), (1302, 16664), (1488, 14581), (1736, 12498), (2083, 10416), (2604, 8332), (3472, 6249), (4166, 5208)]