21775152

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{283}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 64797440

約数和(自身を除く): 43022288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 229, 283, 336, 458, 566, 687, 849, 916, 1132, 1374, 1603, 1698, 1832, 1981, 2264, 2748, 3206, 3396, 3664, 3962, 4528, 4809, 5496, 5943, 6412, 6792, 7924, 9618, 10992, 11886, 12824, 13584, 15848, 19236, 23772, 25648, 31696, 38472, 47544, 64807, 76944, 95088, 129614, 194421, 259228, 388842, 453649, 518456, 777684, 907298, 1036912, 1360947, 1555368, 1814596, 2721894, 3110736, 3629192, 5443788, 7258384, 10887576, 21775152]

約数ペア:

[(1, 21775152), (2, 10887576), (3, 7258384), (4, 5443788), (6, 3629192), (7, 3110736), (8, 2721894), (12, 1814596), (14, 1555368), (16, 1360947), (21, 1036912), (24, 907298), (28, 777684), (42, 518456), (48, 453649), (56, 388842), (84, 259228), (112, 194421), (168, 129614), (229, 95088), (283, 76944), (336, 64807), (458, 47544), (566, 38472), (687, 31696), (849, 25648), (916, 23772), (1132, 19236), (1374, 15848), (1603, 13584), (1698, 12824), (1832, 11886), (1981, 10992), (2264, 9618), (2748, 7924), (3206, 6792), (3396, 6412), (3664, 5943), (3962, 5496), (4528, 4809)]