21388128

素因数分解:

$2^5\times 3^1\times {\mathrm{222793}}^1$

素因数の和:222806

約数の個数: 24

約数和(自身を含む): 56144088

約数和(自身を除く): 34755960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 222793, 445586, 668379, 891172, 1336758, 1782344, 2673516, 3564688, 5347032, 7129376, 10694064, 21388128]

約数ペア:

[(1, 21388128), (2, 10694064), (3, 7129376), (4, 5347032), (6, 3564688), (8, 2673516), (12, 1782344), (16, 1336758), (24, 891172), (32, 668379), (48, 445586), (96, 222793)]