21066354

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{40357}}^1$

素因数の和:40394

約数の個数: 24

約数和(自身を含む): 47218860

約数和(自身を除く): 26152506

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 40357, 80714, 121071, 242142, 363213, 726426, 1170353, 2340706, 3511059, 7022118, 10533177, 21066354]

約数ペア:

[(1, 21066354), (2, 10533177), (3, 7022118), (6, 3511059), (9, 2340706), (18, 1170353), (29, 726426), (58, 363213), (87, 242142), (174, 121071), (261, 80714), (522, 40357)]