21642936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2741}}^1$

素因数の和:2804

約数の個数: 64

約数和(自身を含む): 63175680

約数和(自身を除く): 41532744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 2741, 3948, 5482, 7896, 8223, 10964, 16446, 19187, 21928, 32892, 38374, 57561, 65784, 76748, 115122, 128827, 153496, 230244, 257654, 386481, 460488, 515308, 772962, 901789, 1030616, 1545924, 1803578, 2705367, 3091848, 3607156, 5410734, 7214312, 10821468, 21642936]

約数ペア:

[(1, 21642936), (2, 10821468), (3, 7214312), (4, 5410734), (6, 3607156), (7, 3091848), (8, 2705367), (12, 1803578), (14, 1545924), (21, 1030616), (24, 901789), (28, 772962), (42, 515308), (47, 460488), (56, 386481), (84, 257654), (94, 230244), (141, 153496), (168, 128827), (188, 115122), (282, 76748), (329, 65784), (376, 57561), (564, 38374), (658, 32892), (987, 21928), (1128, 19187), (1316, 16446), (1974, 10964), (2632, 8223), (2741, 7896), (3948, 5482)]