21223582

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:612

約数の個数: 24

約数和(自身を含む): 34349616

約数和(自身を除く): 13126034

約数列:

[1, 2, 17, 34, 73, 146, 289, 503, 578, 1006, 1241, 2482, 8551, 17102, 21097, 36719, 42194, 73438, 145367, 290734, 624223, 1248446, 10611791, 21223582]

約数ペア:

[(1, 21223582), (2, 10611791), (17, 1248446), (34, 624223), (73, 290734), (146, 145367), (289, 73438), (503, 42194), (578, 36719), (1006, 21097), (1241, 17102), (2482, 8551)]