21777876

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10613}}^1$

素因数の和:10645

約数の個数: 48

約数和(自身を含む): 59438400

約数和(自身を除く): 37660524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10613, 21226, 31839, 42452, 63678, 95517, 127356, 191034, 201647, 286551, 382068, 403294, 573102, 604941, 806588, 1146204, 1209882, 1814823, 2419764, 3629646, 5444469, 7259292, 10888938, 21777876]

約数ペア:

[(1, 21777876), (2, 10888938), (3, 7259292), (4, 5444469), (6, 3629646), (9, 2419764), (12, 1814823), (18, 1209882), (19, 1146204), (27, 806588), (36, 604941), (38, 573102), (54, 403294), (57, 382068), (76, 286551), (108, 201647), (114, 191034), (171, 127356), (228, 95517), (342, 63678), (513, 42452), (684, 31839), (1026, 21226), (2052, 10613)]