21053636079

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{5659}}^1$

素因数の和:5888

約数の個数: 64

約数和(自身を含む): 34231680000

約数和(自身を除く): 13178043921

約数列:

[1, 3, 7, 21, 29, 41, 87, 123, 149, 203, 287, 447, 609, 861, 1043, 1189, 3129, 3567, 4321, 5659, 6109, 8323, 12963, 16977, 18327, 24969, 30247, 39613, 42763, 90741, 118839, 128289, 164111, 177161, 232019, 492333, 531483, 696057, 843191, 1148777, 1240127, 1624133, 2529573, 3446331, 3720381, 4872399, 5902337, 6728551, 17707011, 20185653, 24452539, 34570831, 47099857, 73357617, 103712493, 141299571, 171167773, 241995817, 513503319, 725987451, 1002554099, 3007662297, 7017878693, 21053636079]

約数ペア:

[(1, 21053636079), (3, 7017878693), (7, 3007662297), (21, 1002554099), (29, 725987451), (41, 513503319), (87, 241995817), (123, 171167773), (149, 141299571), (203, 103712493), (287, 73357617), (447, 47099857), (609, 34570831), (861, 24452539), (1043, 20185653), (1189, 17707011), (3129, 6728551), (3567, 5902337), (4321, 4872399), (5659, 3720381), (6109, 3446331), (8323, 2529573), (12963, 1624133), (16977, 1240127), (18327, 1148777), (24969, 843191), (30247, 696057), (39613, 531483), (42763, 492333), (90741, 232019), (118839, 177161), (128289, 164111)]