21782754

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{24697}}^1$

素因数の和:24719

約数の個数: 36

約数和(自身を含む): 54903654

約数和(自身を除く): 33120900

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 24697, 49394, 74091, 148182, 172879, 222273, 345758, 444546, 518637, 1037274, 1210153, 1555911, 2420306, 3111822, 3630459, 7260918, 10891377, 21782754]

約数ペア:

[(1, 21782754), (2, 10891377), (3, 7260918), (6, 3630459), (7, 3111822), (9, 2420306), (14, 1555911), (18, 1210153), (21, 1037274), (42, 518637), (49, 444546), (63, 345758), (98, 222273), (126, 172879), (147, 148182), (294, 74091), (441, 49394), (882, 24697)]