21592538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 15663142

約数列:

[1, 2, 11, 22, 23, 46, 139, 253, 278, 307, 506, 614, 1529, 3058, 3197, 3377, 6394, 6754, 7061, 14122, 35167, 42673, 70334, 77671, 85346, 155342, 469403, 938806, 981479, 1962958, 10796269, 21592538]

約数ペア:

[(1, 21592538), (2, 10796269), (11, 1962958), (22, 981479), (23, 938806), (46, 469403), (139, 155342), (253, 85346), (278, 77671), (307, 70334), (506, 42673), (614, 35167), (1529, 14122), (3058, 7061), (3197, 6754), (3377, 6394)]