21914494

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 38854656

約数和(自身を除く): 16940162

約数列:

[1, 2, 7, 14, 61, 67, 122, 134, 383, 427, 469, 766, 854, 938, 2681, 4087, 5362, 8174, 23363, 25661, 28609, 46726, 51322, 57218, 163541, 179627, 327082, 359254, 1565321, 3130642, 10957247, 21914494]

約数ペア:

[(1, 21914494), (2, 10957247), (7, 3130642), (14, 1565321), (61, 359254), (67, 327082), (122, 179627), (134, 163541), (383, 57218), (427, 51322), (469, 46726), (766, 28609), (854, 25661), (938, 23363), (2681, 8174), (4087, 5362)]