21322152

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 60540480

約数和(自身を除く): 39218328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 71, 72, 86, 97, 129, 142, 172, 194, 213, 258, 284, 291, 344, 387, 388, 426, 516, 568, 582, 639, 774, 776, 852, 873, 1032, 1164, 1278, 1548, 1704, 1746, 2328, 2556, 3053, 3096, 3492, 4171, 5112, 6106, 6887, 6984, 8342, 9159, 12212, 12513, 13774, 16684, 18318, 20661, 24424, 25026, 27477, 27548, 33368, 36636, 37539, 41322, 50052, 54954, 55096, 61983, 73272, 75078, 82644, 100104, 109908, 123966, 150156, 165288, 219816, 247932, 296141, 300312, 495864, 592282, 888423, 1184564, 1776846, 2369128, 2665269, 3553692, 5330538, 7107384, 10661076, 21322152]

約数ペア:

[(1, 21322152), (2, 10661076), (3, 7107384), (4, 5330538), (6, 3553692), (8, 2665269), (9, 2369128), (12, 1776846), (18, 1184564), (24, 888423), (36, 592282), (43, 495864), (71, 300312), (72, 296141), (86, 247932), (97, 219816), (129, 165288), (142, 150156), (172, 123966), (194, 109908), (213, 100104), (258, 82644), (284, 75078), (291, 73272), (344, 61983), (387, 55096), (388, 54954), (426, 50052), (516, 41322), (568, 37539), (582, 36636), (639, 33368), (774, 27548), (776, 27477), (852, 25026), (873, 24424), (1032, 20661), (1164, 18318), (1278, 16684), (1548, 13774), (1704, 12513), (1746, 12212), (2328, 9159), (2556, 8342), (3053, 6984), (3096, 6887), (3492, 6106), (4171, 5112)]