21369192

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{68491}}^1$

素因数の和:68513

約数の個数: 32

約数和(自身を含む): 57533280

約数和(自身を除く): 36164088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 68491, 136982, 205473, 273964, 410946, 547928, 821892, 890383, 1643784, 1780766, 2671149, 3561532, 5342298, 7123064, 10684596, 21369192]

約数ペア:

[(1, 21369192), (2, 10684596), (3, 7123064), (4, 5342298), (6, 3561532), (8, 2671149), (12, 1780766), (13, 1643784), (24, 890383), (26, 821892), (39, 547928), (52, 410946), (78, 273964), (104, 205473), (156, 136982), (312, 68491)]