21561036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 39402804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 53, 58, 84, 87, 106, 116, 159, 167, 174, 203, 212, 318, 334, 348, 371, 406, 501, 609, 636, 668, 742, 812, 1002, 1113, 1169, 1218, 1484, 1537, 2004, 2226, 2338, 2436, 3074, 3507, 4452, 4611, 4676, 4843, 6148, 7014, 8851, 9222, 9686, 10759, 14028, 14529, 17702, 18444, 19372, 21518, 26553, 29058, 32277, 33901, 35404, 43036, 53106, 58116, 61957, 64554, 67802, 101703, 106212, 123914, 129108, 135604, 185871, 203406, 247828, 256679, 371742, 406812, 513358, 743484, 770037, 1026716, 1540074, 1796753, 3080148, 3593506, 5390259, 7187012, 10780518, 21561036]

約数ペア:

[(1, 21561036), (2, 10780518), (3, 7187012), (4, 5390259), (6, 3593506), (7, 3080148), (12, 1796753), (14, 1540074), (21, 1026716), (28, 770037), (29, 743484), (42, 513358), (53, 406812), (58, 371742), (84, 256679), (87, 247828), (106, 203406), (116, 185871), (159, 135604), (167, 129108), (174, 123914), (203, 106212), (212, 101703), (318, 67802), (334, 64554), (348, 61957), (371, 58116), (406, 53106), (501, 43036), (609, 35404), (636, 33901), (668, 32277), (742, 29058), (812, 26553), (1002, 21518), (1113, 19372), (1169, 18444), (1218, 17702), (1484, 14529), (1537, 14028), (2004, 10759), (2226, 9686), (2338, 9222), (2436, 8851), (3074, 7014), (3507, 6148), (4452, 4843), (4611, 4676)]