21778230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13697}}^1$

素因数の和:13760

約数の個数: 32

約数和(自身を含む): 53257824

約数和(自身を除く): 31479594

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13697, 27394, 41091, 68485, 82182, 136970, 205455, 410910, 725941, 1451882, 2177823, 3629705, 4355646, 7259410, 10889115, 21778230]

約数ペア:

[(1, 21778230), (2, 10889115), (3, 7259410), (5, 4355646), (6, 3629705), (10, 2177823), (15, 1451882), (30, 725941), (53, 410910), (106, 205455), (159, 136970), (265, 82182), (318, 68485), (530, 41091), (795, 27394), (1590, 13697)]