21782544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 64817280

約数和(自身を除く): 43034736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 241, 269, 336, 482, 538, 723, 807, 964, 1076, 1446, 1614, 1687, 1883, 1928, 2152, 2892, 3228, 3374, 3766, 3856, 4304, 5061, 5649, 5784, 6456, 6748, 7532, 10122, 11298, 11568, 12912, 13496, 15064, 20244, 22596, 26992, 30128, 40488, 45192, 64829, 80976, 90384, 129658, 194487, 259316, 388974, 453803, 518632, 777948, 907606, 1037264, 1361409, 1555896, 1815212, 2722818, 3111792, 3630424, 5445636, 7260848, 10891272, 21782544]

約数ペア:

[(1, 21782544), (2, 10891272), (3, 7260848), (4, 5445636), (6, 3630424), (7, 3111792), (8, 2722818), (12, 1815212), (14, 1555896), (16, 1361409), (21, 1037264), (24, 907606), (28, 777948), (42, 518632), (48, 453803), (56, 388974), (84, 259316), (112, 194487), (168, 129658), (241, 90384), (269, 80976), (336, 64829), (482, 45192), (538, 40488), (723, 30128), (807, 26992), (964, 22596), (1076, 20244), (1446, 15064), (1614, 13496), (1687, 12912), (1883, 11568), (1928, 11298), (2152, 10122), (2892, 7532), (3228, 6748), (3374, 6456), (3766, 5784), (3856, 5649), (4304, 5061)]