21811352

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 43374720

約数和(自身を除く): 21563368

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 248, 296, 1147, 2294, 2377, 4588, 4754, 9176, 9508, 19016, 73687, 87949, 147374, 175898, 294748, 351796, 589496, 703592, 2726419, 5452838, 10905676, 21811352]

約数ペア:

[(1, 21811352), (2, 10905676), (4, 5452838), (8, 2726419), (31, 703592), (37, 589496), (62, 351796), (74, 294748), (124, 175898), (148, 147374), (248, 87949), (296, 73687), (1147, 19016), (2294, 9508), (2377, 9176), (4588, 4754)]