21368590369

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1\times {\mathrm{557}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 26564371200

約数和(自身を除く): 5195780831

約数列:

[1, 7, 19, 49, 89, 133, 463, 557, 623, 931, 1691, 3241, 3899, 4361, 8797, 10583, 11837, 22687, 27293, 41207, 49573, 61579, 74081, 82859, 257891, 288449, 347011, 431053, 518567, 782933, 941887, 1805237, 2019143, 2429077, 4899929, 5480531, 6593209, 12636659, 22952299, 34299503, 38363717, 46152463, 160666093, 240096521, 436093681, 1124662651, 3052655767, 21368590369]

約数ペア:

[(1, 21368590369), (7, 3052655767), (19, 1124662651), (49, 436093681), (89, 240096521), (133, 160666093), (463, 46152463), (557, 38363717), (623, 34299503), (931, 22952299), (1691, 12636659), (3241, 6593209), (3899, 5480531), (4361, 4899929), (8797, 2429077), (10583, 2019143), (11837, 1805237), (22687, 941887), (27293, 782933), (41207, 518567), (49573, 431053), (61579, 347011), (74081, 288449), (82859, 257891)]