21861572256

素因数分解:

$2^5\times 3^2\times {\mathrm{197}}^1\times {\mathrm{385321}}^1$

素因数の和:385534

約数の個数: 72

約数和(自身を含む): 62484586164

約数和(自身を除く): 40623013908

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 197, 288, 394, 591, 788, 1182, 1576, 1773, 2364, 3152, 3546, 4728, 6304, 7092, 9456, 14184, 18912, 28368, 56736, 385321, 770642, 1155963, 1541284, 2311926, 3082568, 3467889, 4623852, 6165136, 6935778, 9247704, 12330272, 13871556, 18495408, 27743112, 36990816, 55486224, 75908237, 110972448, 151816474, 227724711, 303632948, 455449422, 607265896, 683174133, 910898844, 1214531792, 1366348266, 1821797688, 2429063584, 2732696532, 3643595376, 5465393064, 7287190752, 10930786128, 21861572256]

約数ペア:

[(1, 21861572256), (2, 10930786128), (3, 7287190752), (4, 5465393064), (6, 3643595376), (8, 2732696532), (9, 2429063584), (12, 1821797688), (16, 1366348266), (18, 1214531792), (24, 910898844), (32, 683174133), (36, 607265896), (48, 455449422), (72, 303632948), (96, 227724711), (144, 151816474), (197, 110972448), (288, 75908237), (394, 55486224), (591, 36990816), (788, 27743112), (1182, 18495408), (1576, 13871556), (1773, 12330272), (2364, 9247704), (3152, 6935778), (3546, 6165136), (4728, 4623852), (6304, 3467889), (7092, 3082568), (9456, 2311926), (14184, 1541284), (18912, 1155963), (28368, 770642), (56736, 385321)]