21292026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3229}}^1$

素因数の和:3398

約数の個数: 32

約数和(自身を含む): 48992640

約数和(自身を除く): 27700614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3229, 3297, 6458, 6594, 9687, 19374, 22603, 45206, 67809, 135618, 506953, 1013906, 1520859, 3041718, 3548671, 7097342, 10646013, 21292026]

約数ペア:

[(1, 21292026), (2, 10646013), (3, 7097342), (6, 3548671), (7, 3041718), (14, 1520859), (21, 1013906), (42, 506953), (157, 135618), (314, 67809), (471, 45206), (942, 22603), (1099, 19374), (2198, 9687), (3229, 6594), (3297, 6458)]