21524216

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6301}}^1$

素因数の和:6375

約数の個数: 32

約数和(自身を含む): 46886880

約数和(自身を除く): 25362664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 6301, 12602, 25204, 44107, 50408, 88214, 176428, 352856, 384361, 768722, 1537444, 2690527, 3074888, 5381054, 10762108, 21524216]

約数ペア:

[(1, 21524216), (2, 10762108), (4, 5381054), (7, 3074888), (8, 2690527), (14, 1537444), (28, 768722), (56, 384361), (61, 352856), (122, 176428), (244, 88214), (427, 50408), (488, 44107), (854, 25204), (1708, 12602), (3416, 6301)]