21496711743

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{9973}}^1$

素因数の和:10110

約数の個数: 80

約数和(自身を含む): 36495264960

約数和(自身を除く): 14998553217

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 89, 117, 207, 267, 299, 351, 621, 801, 897, 1053, 1157, 1863, 2047, 2403, 2691, 3471, 6141, 7209, 8073, 9973, 10413, 18423, 24219, 26611, 29919, 31239, 55269, 79833, 89757, 93717, 129649, 165807, 229379, 239499, 269271, 388947, 688137, 718497, 807813, 887597, 1166841, 2064411, 2155491, 2662791, 2981927, 3500523, 6193233, 7988373, 8945781, 10501569, 11538761, 18579699, 20414731, 23965119, 26837343, 34616283, 61244193, 71895357, 80512029, 103848849, 183732579, 241536087, 265391503, 311546547, 551197737, 796174509, 934639641, 1653593211, 2388523527, 7165570581, 21496711743]

約数ペア:

[(1, 21496711743), (3, 7165570581), (9, 2388523527), (13, 1653593211), (23, 934639641), (27, 796174509), (39, 551197737), (69, 311546547), (81, 265391503), (89, 241536087), (117, 183732579), (207, 103848849), (267, 80512029), (299, 71895357), (351, 61244193), (621, 34616283), (801, 26837343), (897, 23965119), (1053, 20414731), (1157, 18579699), (1863, 11538761), (2047, 10501569), (2403, 8945781), (2691, 7988373), (3471, 6193233), (6141, 3500523), (7209, 2981927), (8073, 2662791), (9973, 2155491), (10413, 2064411), (18423, 1166841), (24219, 887597), (26611, 807813), (29919, 718497), (31239, 688137), (55269, 388947), (79833, 269271), (89757, 239499), (93717, 229379), (129649, 165807)]