21638142

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{25577}}^1$

素因数の和:25632

約数の個数: 24

約数和(自身を含む): 47882016

約数和(自身を除く): 26243874

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 25577, 51154, 76731, 153462, 230193, 460386, 1202119, 2404238, 3606357, 7212714, 10819071, 21638142]

約数ペア:

[(1, 21638142), (2, 10819071), (3, 7212714), (6, 3606357), (9, 2404238), (18, 1202119), (47, 460386), (94, 230193), (141, 153462), (282, 76731), (423, 51154), (846, 25577)]