21080590953

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{109451}}^1$

素因数の和:109613

約数の個数: 32

約数和(自身を含む): 30821683200

約数和(自身を除く): 9741092247

約数列:

[1, 3, 19, 31, 57, 93, 109, 327, 589, 1767, 2071, 3379, 6213, 10137, 64201, 109451, 192603, 328353, 2079569, 3392981, 6238707, 10178943, 11930159, 35790477, 64466639, 193399917, 226673021, 369834929, 680019063, 1109504787, 7026863651, 21080590953]

約数ペア:

[(1, 21080590953), (3, 7026863651), (19, 1109504787), (31, 680019063), (57, 369834929), (93, 226673021), (109, 193399917), (327, 64466639), (589, 35790477), (1767, 11930159), (2071, 10178943), (3379, 6238707), (6213, 3392981), (10137, 2079569), (64201, 328353), (109451, 192603)]