21917112

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18637}}^1$

素因数の和:18660

約数の個数: 48

約数和(自身を含む): 63741960

約数和(自身を除く): 41824848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18637, 37274, 55911, 74548, 111822, 130459, 149096, 223644, 260918, 391377, 447288, 521836, 782754, 913213, 1043672, 1565508, 1826426, 2739639, 3131016, 3652852, 5479278, 7305704, 10958556, 21917112]

約数ペア:

[(1, 21917112), (2, 10958556), (3, 7305704), (4, 5479278), (6, 3652852), (7, 3131016), (8, 2739639), (12, 1826426), (14, 1565508), (21, 1043672), (24, 913213), (28, 782754), (42, 521836), (49, 447288), (56, 391377), (84, 260918), (98, 223644), (147, 149096), (168, 130459), (196, 111822), (294, 74548), (392, 55911), (588, 37274), (1176, 18637)]