21641670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 59256288

約数和(自身を除く): 37614618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 67, 74, 90, 97, 111, 134, 185, 194, 201, 222, 291, 333, 335, 370, 402, 485, 555, 582, 603, 666, 670, 873, 970, 1005, 1110, 1206, 1455, 1665, 1746, 2010, 2479, 2910, 3015, 3330, 3589, 4365, 4958, 6030, 6499, 7178, 7437, 8730, 10767, 12395, 12998, 14874, 17945, 19497, 21534, 22311, 24790, 32301, 32495, 35890, 37185, 38994, 44622, 53835, 58491, 64602, 64990, 74370, 97485, 107670, 111555, 116982, 161505, 194970, 223110, 240463, 292455, 323010, 480926, 584910, 721389, 1202315, 1442778, 2164167, 2404630, 3606945, 4328334, 7213890, 10820835, 21641670]

約数ペア:

[(1, 21641670), (2, 10820835), (3, 7213890), (5, 4328334), (6, 3606945), (9, 2404630), (10, 2164167), (15, 1442778), (18, 1202315), (30, 721389), (37, 584910), (45, 480926), (67, 323010), (74, 292455), (90, 240463), (97, 223110), (111, 194970), (134, 161505), (185, 116982), (194, 111555), (201, 107670), (222, 97485), (291, 74370), (333, 64990), (335, 64602), (370, 58491), (402, 53835), (485, 44622), (555, 38994), (582, 37185), (603, 35890), (666, 32495), (670, 32301), (873, 24790), (970, 22311), (1005, 21534), (1110, 19497), (1206, 17945), (1455, 14874), (1665, 12998), (1746, 12395), (2010, 10767), (2479, 8730), (2910, 7437), (3015, 7178), (3330, 6499), (3589, 6030), (4365, 4958)]