21750648

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 56246400

約数和(自身を除く): 34495752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 83, 122, 166, 179, 183, 244, 249, 332, 358, 366, 488, 498, 537, 664, 716, 732, 996, 1074, 1432, 1464, 1992, 2148, 4296, 5063, 10126, 10919, 14857, 15189, 20252, 21838, 29714, 30378, 32757, 40504, 43676, 44571, 59428, 60756, 65514, 87352, 89142, 118856, 121512, 131028, 178284, 262056, 356568, 906277, 1812554, 2718831, 3625108, 5437662, 7250216, 10875324, 21750648]

約数ペア:

[(1, 21750648), (2, 10875324), (3, 7250216), (4, 5437662), (6, 3625108), (8, 2718831), (12, 1812554), (24, 906277), (61, 356568), (83, 262056), (122, 178284), (166, 131028), (179, 121512), (183, 118856), (244, 89142), (249, 87352), (332, 65514), (358, 60756), (366, 59428), (488, 44571), (498, 43676), (537, 40504), (664, 32757), (716, 30378), (732, 29714), (996, 21838), (1074, 20252), (1432, 15189), (1464, 14857), (1992, 10919), (2148, 10126), (4296, 5063)]