21610386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7457}}^1$

素因数の和:7495

約数の個数: 48

約数和(自身を含む): 55845504

約数和(自身を除く): 34235118

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7457, 14914, 22371, 44742, 52199, 67113, 104398, 134226, 156597, 171511, 313194, 343022, 469791, 514533, 939582, 1029066, 1200577, 1543599, 2401154, 3087198, 3601731, 7203462, 10805193, 21610386]

約数ペア:

[(1, 21610386), (2, 10805193), (3, 7203462), (6, 3601731), (7, 3087198), (9, 2401154), (14, 1543599), (18, 1200577), (21, 1029066), (23, 939582), (42, 514533), (46, 469791), (63, 343022), (69, 313194), (126, 171511), (138, 156597), (161, 134226), (207, 104398), (322, 67113), (414, 52199), (483, 44742), (966, 22371), (1449, 14914), (2898, 7457)]