21326310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8171}}^1$

素因数の和:8213

約数の個数: 48

約数和(自身を含む): 57367440

約数和(自身を除く): 36041130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 8171, 16342, 24513, 40855, 49026, 73539, 81710, 122565, 147078, 236959, 245130, 367695, 473918, 710877, 735390, 1184795, 1421754, 2132631, 2369590, 3554385, 4265262, 7108770, 10663155, 21326310]

約数ペア:

[(1, 21326310), (2, 10663155), (3, 7108770), (5, 4265262), (6, 3554385), (9, 2369590), (10, 2132631), (15, 1421754), (18, 1184795), (29, 735390), (30, 710877), (45, 473918), (58, 367695), (87, 245130), (90, 236959), (145, 147078), (174, 122565), (261, 81710), (290, 73539), (435, 49026), (522, 40855), (870, 24513), (1305, 16342), (2610, 8171)]