21530058

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:683

約数の個数: 64

約数和(自身を含む): 51425280

約数和(自身を除く): 29895222

約数列:

[1, 2, 3, 6, 11, 17, 22, 31, 33, 34, 51, 62, 66, 93, 102, 186, 187, 341, 374, 527, 561, 619, 682, 1023, 1054, 1122, 1238, 1581, 1857, 2046, 3162, 3714, 5797, 6809, 10523, 11594, 13618, 17391, 19189, 20427, 21046, 31569, 34782, 38378, 40854, 57567, 63138, 115134, 115753, 211079, 231506, 326213, 347259, 422158, 633237, 652426, 694518, 978639, 1266474, 1957278, 3588343, 7176686, 10765029, 21530058]

約数ペア:

[(1, 21530058), (2, 10765029), (3, 7176686), (6, 3588343), (11, 1957278), (17, 1266474), (22, 978639), (31, 694518), (33, 652426), (34, 633237), (51, 422158), (62, 347259), (66, 326213), (93, 231506), (102, 211079), (186, 115753), (187, 115134), (341, 63138), (374, 57567), (527, 40854), (561, 38378), (619, 34782), (682, 31569), (1023, 21046), (1054, 20427), (1122, 19189), (1238, 17391), (1581, 13618), (1857, 11594), (2046, 10523), (3162, 6809), (3714, 5797)]