21150272

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2311}}^1$

素因数の和:2347

約数の個数: 56

約数和(自身を含む): 49328832

約数和(自身を除く): 28178560

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 2288, 2311, 4576, 4622, 9152, 9244, 18488, 25421, 30043, 36976, 50842, 60086, 73952, 101684, 120172, 147904, 203368, 240344, 330473, 406736, 480688, 660946, 813472, 961376, 1321892, 1626944, 1922752, 2643784, 5287568, 10575136, 21150272]

約数ペア:

[(1, 21150272), (2, 10575136), (4, 5287568), (8, 2643784), (11, 1922752), (13, 1626944), (16, 1321892), (22, 961376), (26, 813472), (32, 660946), (44, 480688), (52, 406736), (64, 330473), (88, 240344), (104, 203368), (143, 147904), (176, 120172), (208, 101684), (286, 73952), (352, 60086), (416, 50842), (572, 36976), (704, 30043), (832, 25421), (1144, 18488), (2288, 9244), (2311, 9152), (4576, 4622)]