21577542

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3191}}^1$

素因数の和:3233

約数の個数: 48

約数和(自身を含む): 52399872

約数和(自身を除く): 30822330

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 3191, 3381, 6382, 6762, 9573, 19146, 22337, 44674, 67011, 73393, 134022, 146786, 156359, 220179, 312718, 440358, 469077, 513751, 938154, 1027502, 1541253, 3082506, 3596257, 7192514, 10788771, 21577542]

約数ペア:

[(1, 21577542), (2, 10788771), (3, 7192514), (6, 3596257), (7, 3082506), (14, 1541253), (21, 1027502), (23, 938154), (42, 513751), (46, 469077), (49, 440358), (69, 312718), (98, 220179), (138, 156359), (147, 146786), (161, 134022), (294, 73393), (322, 67011), (483, 44674), (966, 22337), (1127, 19146), (2254, 9573), (3191, 6762), (3381, 6382)]