21719904

素因数分解:

$2^5\times 3^1\times {\mathrm{61}}^1\times {\mathrm{3709}}^1$

素因数の和:3783

約数の個数: 48

約数和(自身を含む): 57965040

約数和(自身を除く): 36245136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 96, 122, 183, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3709, 5856, 7418, 11127, 14836, 22254, 29672, 44508, 59344, 89016, 118688, 178032, 226249, 356064, 452498, 678747, 904996, 1357494, 1809992, 2714988, 3619984, 5429976, 7239968, 10859952, 21719904]

約数ペア:

[(1, 21719904), (2, 10859952), (3, 7239968), (4, 5429976), (6, 3619984), (8, 2714988), (12, 1809992), (16, 1357494), (24, 904996), (32, 678747), (48, 452498), (61, 356064), (96, 226249), (122, 178032), (183, 118688), (244, 89016), (366, 59344), (488, 44508), (732, 29672), (976, 22254), (1464, 14836), (1952, 11127), (2928, 7418), (3709, 5856)]