21661985736

素因数分解:

$2^3\times 3^3\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{13613}}^1$

素因数の和:13820

約数の個数: 128

約数和(自身を含む): 61753104000

約数和(自身を除く): 40091118264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 106, 108, 139, 159, 212, 216, 278, 318, 417, 424, 477, 556, 636, 834, 954, 1112, 1251, 1272, 1431, 1668, 1908, 2502, 2862, 3336, 3753, 3816, 5004, 5724, 7367, 7506, 10008, 11448, 13613, 14734, 15012, 22101, 27226, 29468, 30024, 40839, 44202, 54452, 58936, 66303, 81678, 88404, 108904, 122517, 132606, 163356, 176808, 198909, 245034, 265212, 326712, 367551, 397818, 490068, 530424, 721489, 735102, 795636, 980136, 1442978, 1470204, 1591272, 1892207, 2164467, 2885956, 2940408, 3784414, 4328934, 5676621, 5771912, 6493401, 7568828, 8657868, 11353242, 12986802, 15137656, 17029863, 17315736, 19480203, 22706484, 25973604, 34059726, 38960406, 45412968, 51089589, 51947208, 68119452, 77920812, 100286971, 102179178, 136238904, 155841624, 200573942, 204358356, 300860913, 401147884, 408716712, 601721826, 802295768, 902582739, 1203443652, 1805165478, 2406887304, 2707748217, 3610330956, 5415496434, 7220661912, 10830992868, 21661985736]

約数ペア:

[(1, 21661985736), (2, 10830992868), (3, 7220661912), (4, 5415496434), (6, 3610330956), (8, 2707748217), (9, 2406887304), (12, 1805165478), (18, 1203443652), (24, 902582739), (27, 802295768), (36, 601721826), (53, 408716712), (54, 401147884), (72, 300860913), (106, 204358356), (108, 200573942), (139, 155841624), (159, 136238904), (212, 102179178), (216, 100286971), (278, 77920812), (318, 68119452), (417, 51947208), (424, 51089589), (477, 45412968), (556, 38960406), (636, 34059726), (834, 25973604), (954, 22706484), (1112, 19480203), (1251, 17315736), (1272, 17029863), (1431, 15137656), (1668, 12986802), (1908, 11353242), (2502, 8657868), (2862, 7568828), (3336, 6493401), (3753, 5771912), (3816, 5676621), (5004, 4328934), (5724, 3784414), (7367, 2940408), (7506, 2885956), (10008, 2164467), (11448, 1892207), (13613, 1591272), (14734, 1470204), (15012, 1442978), (22101, 980136), (27226, 795636), (29468, 735102), (30024, 721489), (40839, 530424), (44202, 490068), (54452, 397818), (58936, 367551), (66303, 326712), (81678, 265212), (88404, 245034), (108904, 198909), (122517, 176808), (132606, 163356)]