21014080416

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1489093}}^1$

素因数の和:1489123

約数の個数: 108

約数和(自身を含む): 69515375202

約数和(自身を除く): 48501294786

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 2016, 2352, 3528, 4704, 7056, 14112, 1489093, 2978186, 4467279, 5956372, 8934558, 10423651, 11912744, 13401837, 17869116, 20847302, 23825488, 26803674, 31270953, 35738232, 41694604, 47650976, 53607348, 62541906, 71476464, 72965557, 83389208, 93812859, 107214696, 125083812, 142952928, 145931114, 166778416, 187625718, 214429392, 218896671, 250167624, 291862228, 333556832, 375251436, 428858784, 437793342, 500335248, 583724456, 656690013, 750502872, 875586684, 1000670496, 1167448912, 1313380026, 1501005744, 1751173368, 2334897824, 2626760052, 3002011488, 3502346736, 5253520104, 7004693472, 10507040208, 21014080416]

約数ペア:

[(1, 21014080416), (2, 10507040208), (3, 7004693472), (4, 5253520104), (6, 3502346736), (7, 3002011488), (8, 2626760052), (9, 2334897824), (12, 1751173368), (14, 1501005744), (16, 1313380026), (18, 1167448912), (21, 1000670496), (24, 875586684), (28, 750502872), (32, 656690013), (36, 583724456), (42, 500335248), (48, 437793342), (49, 428858784), (56, 375251436), (63, 333556832), (72, 291862228), (84, 250167624), (96, 218896671), (98, 214429392), (112, 187625718), (126, 166778416), (144, 145931114), (147, 142952928), (168, 125083812), (196, 107214696), (224, 93812859), (252, 83389208), (288, 72965557), (294, 71476464), (336, 62541906), (392, 53607348), (441, 47650976), (504, 41694604), (588, 35738232), (672, 31270953), (784, 26803674), (882, 23825488), (1008, 20847302), (1176, 17869116), (1568, 13401837), (1764, 11912744), (2016, 10423651), (2352, 8934558), (3528, 5956372), (4704, 4467279), (7056, 2978186), (14112, 1489093)]