21101364

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{3203}}^1$

素因数の和:3277

約数の個数: 48

約数和(自身を含む): 55621440

約数和(自身を除く): 34520076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 3203, 3294, 6406, 6588, 9609, 12812, 19218, 28827, 38436, 57654, 86481, 115308, 172962, 195383, 345924, 390766, 586149, 781532, 1172298, 1758447, 2344596, 3516894, 5275341, 7033788, 10550682, 21101364]

約数ペア:

[(1, 21101364), (2, 10550682), (3, 7033788), (4, 5275341), (6, 3516894), (9, 2344596), (12, 1758447), (18, 1172298), (27, 781532), (36, 586149), (54, 390766), (61, 345924), (108, 195383), (122, 172962), (183, 115308), (244, 86481), (366, 57654), (549, 38436), (732, 28827), (1098, 19218), (1647, 12812), (2196, 9609), (3203, 6588), (3294, 6406)]