21303722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 35985600

約数和(自身を除く): 14681878

約数列:

[1, 2, 11, 22, 67, 97, 134, 149, 194, 298, 737, 1067, 1474, 1639, 2134, 3278, 6499, 9983, 12998, 14453, 19966, 28906, 71489, 109813, 142978, 158983, 219626, 317966, 968351, 1936702, 10651861, 21303722]

約数ペア:

[(1, 21303722), (2, 10651861), (11, 1936702), (22, 968351), (67, 317966), (97, 219626), (134, 158983), (149, 142978), (194, 109813), (298, 71489), (737, 28906), (1067, 19966), (1474, 14453), (1639, 12998), (2134, 9983), (3278, 6499)]