21130158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16229}}^1$

素因数の和:16272

約数の個数: 32

約数和(自身を含む): 49858560

約数和(自身を除く): 28728402

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 16229, 32458, 48687, 97374, 113603, 227206, 340809, 503099, 681618, 1006198, 1509297, 3018594, 3521693, 7043386, 10565079, 21130158]

約数ペア:

[(1, 21130158), (2, 10565079), (3, 7043386), (6, 3521693), (7, 3018594), (14, 1509297), (21, 1006198), (31, 681618), (42, 503099), (62, 340809), (93, 227206), (186, 113603), (217, 97374), (434, 48687), (651, 32458), (1302, 16229)]