21450396

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 59028480

約数和(自身を除く): 37578084

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 79, 102, 121, 132, 158, 187, 204, 237, 242, 316, 363, 374, 474, 484, 561, 726, 748, 869, 948, 1122, 1331, 1343, 1452, 1738, 2057, 2244, 2607, 2662, 2686, 3476, 3993, 4029, 4114, 5214, 5324, 5372, 6171, 7986, 8058, 8228, 9559, 10428, 12342, 14773, 15972, 16116, 19118, 22627, 24684, 28677, 29546, 38236, 44319, 45254, 57354, 59092, 67881, 88638, 90508, 105149, 114708, 135762, 162503, 177276, 210298, 271524, 315447, 325006, 420596, 487509, 630894, 650012, 975018, 1261788, 1787533, 1950036, 3575066, 5362599, 7150132, 10725198, 21450396]

約数ペア:

[(1, 21450396), (2, 10725198), (3, 7150132), (4, 5362599), (6, 3575066), (11, 1950036), (12, 1787533), (17, 1261788), (22, 975018), (33, 650012), (34, 630894), (44, 487509), (51, 420596), (66, 325006), (68, 315447), (79, 271524), (102, 210298), (121, 177276), (132, 162503), (158, 135762), (187, 114708), (204, 105149), (237, 90508), (242, 88638), (316, 67881), (363, 59092), (374, 57354), (474, 45254), (484, 44319), (561, 38236), (726, 29546), (748, 28677), (869, 24684), (948, 22627), (1122, 19118), (1331, 16116), (1343, 15972), (1452, 14773), (1738, 12342), (2057, 10428), (2244, 9559), (2607, 8228), (2662, 8058), (2686, 7986), (3476, 6171), (3993, 5372), (4029, 5324), (4114, 5214)]