21801934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2113}}^1$

素因数の和:2200

約数の個数: 32

約数和(自身を含む): 41400576

約数和(自身を除く): 19598642

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 469, 737, 938, 1474, 2113, 4226, 5159, 10318, 14791, 23243, 29582, 46486, 141571, 162701, 283142, 325402, 990997, 1557281, 1981994, 3114562, 10900967, 21801934]

約数ペア:

[(1, 21801934), (2, 10900967), (7, 3114562), (11, 1981994), (14, 1557281), (22, 990997), (67, 325402), (77, 283142), (134, 162701), (154, 141571), (469, 46486), (737, 29582), (938, 23243), (1474, 14791), (2113, 10318), (4226, 5159)]