21309534

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 29493666

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 139, 153, 167, 278, 306, 334, 417, 459, 501, 834, 918, 1002, 1251, 1503, 2363, 2502, 2839, 3006, 3753, 4509, 4726, 5678, 7089, 7506, 8517, 9018, 14178, 17034, 21267, 23213, 25551, 42534, 46426, 51102, 63801, 69639, 76653, 127602, 139278, 153306, 208917, 394621, 417834, 626751, 789242, 1183863, 1253502, 2367726, 3551589, 7103178, 10654767, 21309534]

約数ペア:

[(1, 21309534), (2, 10654767), (3, 7103178), (6, 3551589), (9, 2367726), (17, 1253502), (18, 1183863), (27, 789242), (34, 626751), (51, 417834), (54, 394621), (102, 208917), (139, 153306), (153, 139278), (167, 127602), (278, 76653), (306, 69639), (334, 63801), (417, 51102), (459, 46426), (501, 42534), (834, 25551), (918, 23213), (1002, 21267), (1251, 17034), (1503, 14178), (2363, 9018), (2502, 8517), (2839, 7506), (3006, 7089), (3753, 5678), (4509, 4726)]