21977784

素因数分解:

$2^3\times 3^3\times {\mathrm{101749}}^1$

素因数の和:101764

約数の個数: 32

約数和(自身を含む): 61050000

約数和(自身を除く): 39072216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 101749, 203498, 305247, 406996, 610494, 813992, 915741, 1220988, 1831482, 2441976, 2747223, 3662964, 5494446, 7325928, 10988892, 21977784]

約数ペア:

[(1, 21977784), (2, 10988892), (3, 7325928), (4, 5494446), (6, 3662964), (8, 2747223), (9, 2441976), (12, 1831482), (18, 1220988), (24, 915741), (27, 813992), (36, 610494), (54, 406996), (72, 305247), (108, 203498), (216, 101749)]