21103968

素因数分解:

$2^5\times 3^1\times {\mathrm{367}}^1\times {\mathrm{599}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 55641600

約数和(自身を除く): 34537632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 367, 599, 734, 1101, 1198, 1468, 1797, 2202, 2396, 2936, 3594, 4404, 4792, 5872, 7188, 8808, 9584, 11744, 14376, 17616, 19168, 28752, 35232, 57504, 219833, 439666, 659499, 879332, 1318998, 1758664, 2637996, 3517328, 5275992, 7034656, 10551984, 21103968]

約数ペア:

[(1, 21103968), (2, 10551984), (3, 7034656), (4, 5275992), (6, 3517328), (8, 2637996), (12, 1758664), (16, 1318998), (24, 879332), (32, 659499), (48, 439666), (96, 219833), (367, 57504), (599, 35232), (734, 28752), (1101, 19168), (1198, 17616), (1468, 14376), (1797, 11744), (2202, 9584), (2396, 8808), (2936, 7188), (3594, 5872), (4404, 4792)]