21290147268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{73651}}^1$

素因数の和:73797

約数の個数: 96

約数和(自身を含む): 57165736320

約数和(自身を除く): 35875589052

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 109, 156, 204, 218, 221, 327, 436, 442, 654, 663, 884, 1308, 1326, 1417, 1853, 2652, 2834, 3706, 4251, 5559, 5668, 7412, 8502, 11118, 17004, 22236, 24089, 48178, 72267, 73651, 96356, 144534, 147302, 220953, 289068, 294604, 441906, 883812, 957463, 1252067, 1914926, 2504134, 2872389, 3756201, 3829852, 5008268, 5744778, 7512402, 8027959, 11489556, 15024804, 16055918, 16276871, 24083877, 32111836, 32553742, 48167754, 48830613, 65107484, 96335508, 97661226, 104363467, 136475303, 195322452, 208726934, 272950606, 313090401, 409425909, 417453868, 545901212, 626180802, 818851818, 1252361604, 1637703636, 1774178939, 3548357878, 5322536817, 7096715756, 10645073634, 21290147268]

約数ペア:

[(1, 21290147268), (2, 10645073634), (3, 7096715756), (4, 5322536817), (6, 3548357878), (12, 1774178939), (13, 1637703636), (17, 1252361604), (26, 818851818), (34, 626180802), (39, 545901212), (51, 417453868), (52, 409425909), (68, 313090401), (78, 272950606), (102, 208726934), (109, 195322452), (156, 136475303), (204, 104363467), (218, 97661226), (221, 96335508), (327, 65107484), (436, 48830613), (442, 48167754), (654, 32553742), (663, 32111836), (884, 24083877), (1308, 16276871), (1326, 16055918), (1417, 15024804), (1853, 11489556), (2652, 8027959), (2834, 7512402), (3706, 5744778), (4251, 5008268), (5559, 3829852), (5668, 3756201), (7412, 2872389), (8502, 2504134), (11118, 1914926), (17004, 1252067), (22236, 957463), (24089, 883812), (48178, 441906), (72267, 294604), (73651, 289068), (96356, 220953), (144534, 147302)]