21639792

素因数分解:

$2^4\times 3^1\times {\mathrm{450829}}^1$

素因数の和:450840

約数の個数: 20

約数和(自身を含む): 55902920

約数和(自身を除く): 34263128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450829, 901658, 1352487, 1803316, 2704974, 3606632, 5409948, 7213264, 10819896, 21639792]

約数ペア:

[(1, 21639792), (2, 10819896), (3, 7213264), (4, 5409948), (6, 3606632), (8, 2704974), (12, 1803316), (16, 1352487), (24, 901658), (48, 450829)]