21593640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179947}}^1$

素因数の和:179961

約数の個数: 32

約数和(自身を含む): 64781280

約数和(自身を除く): 43187640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179947, 359894, 539841, 719788, 899735, 1079682, 1439576, 1799470, 2159364, 2699205, 3598940, 4318728, 5398410, 7197880, 10796820, 21593640]

約数ペア:

[(1, 21593640), (2, 10796820), (3, 7197880), (4, 5398410), (5, 4318728), (6, 3598940), (8, 2699205), (10, 2159364), (12, 1799470), (15, 1439576), (20, 1079682), (24, 899735), (30, 719788), (40, 539841), (60, 359894), (120, 179947)]