21845486589

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1549}}^1\times {\mathrm{3449}}^1$

素因数の和:5077

約数の個数: 32

約数和(自身を含む): 30801600000

約数和(自身を除く): 8956113411

約数列:

[1, 3, 29, 47, 87, 141, 1363, 1549, 3449, 4089, 4647, 10347, 44921, 72803, 100021, 134763, 162103, 218409, 300063, 486309, 2111287, 4700987, 5342501, 6333861, 14102961, 16027503, 154932529, 251097547, 464797587, 753292641, 7281828863, 21845486589]

約数ペア:

[(1, 21845486589), (3, 7281828863), (29, 753292641), (47, 464797587), (87, 251097547), (141, 154932529), (1363, 16027503), (1549, 14102961), (3449, 6333861), (4089, 5342501), (4647, 4700987), (10347, 2111287), (44921, 486309), (72803, 300063), (100021, 218409), (134763, 162103)]