21880451556

素因数分解:

$2^2\times 3^2\times {\mathrm{167}}^1\times {\mathrm{1009}}^1\times {\mathrm{3607}}^1$

素因数の和:4793

約数の個数: 72

約数和(自身を含む): 55710695040

約数和(自身を除く): 33830243484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 167, 334, 501, 668, 1002, 1009, 1503, 2004, 2018, 3006, 3027, 3607, 4036, 6012, 6054, 7214, 9081, 10821, 12108, 14428, 18162, 21642, 32463, 36324, 43284, 64926, 129852, 168503, 337006, 505509, 602369, 674012, 1011018, 1204738, 1516527, 1807107, 2022036, 2409476, 3033054, 3614214, 3639463, 5421321, 6066108, 7228428, 7278926, 10842642, 10918389, 14557852, 21685284, 21836778, 32755167, 43673556, 65510334, 131020668, 607790321, 1215580642, 1823370963, 2431161284, 3646741926, 5470112889, 7293483852, 10940225778, 21880451556]

約数ペア:

[(1, 21880451556), (2, 10940225778), (3, 7293483852), (4, 5470112889), (6, 3646741926), (9, 2431161284), (12, 1823370963), (18, 1215580642), (36, 607790321), (167, 131020668), (334, 65510334), (501, 43673556), (668, 32755167), (1002, 21836778), (1009, 21685284), (1503, 14557852), (2004, 10918389), (2018, 10842642), (3006, 7278926), (3027, 7228428), (3607, 6066108), (4036, 5421321), (6012, 3639463), (6054, 3614214), (7214, 3033054), (9081, 2409476), (10821, 2022036), (12108, 1807107), (14428, 1516527), (18162, 1204738), (21642, 1011018), (32463, 674012), (36324, 602369), (43284, 505509), (64926, 337006), (129852, 168503)]