21076562403

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{51133}}^1$

素因数の和:51436

約数の個数: 36

約数和(自身を含む): 33088197792

約数和(自身を除く): 12011635389

約数列:

[1, 3, 9, 13, 39, 117, 169, 271, 507, 813, 1521, 2439, 3523, 10569, 31707, 45799, 51133, 137397, 153399, 412191, 460197, 664729, 1994187, 5982561, 8641477, 13857043, 25924431, 41571129, 77773293, 124713387, 180141559, 540424677, 1621274031, 2341840267, 7025520801, 21076562403]

約数ペア:

[(1, 21076562403), (3, 7025520801), (9, 2341840267), (13, 1621274031), (39, 540424677), (117, 180141559), (169, 124713387), (271, 77773293), (507, 41571129), (813, 25924431), (1521, 13857043), (2439, 8641477), (3523, 5982561), (10569, 1994187), (31707, 664729), (45799, 460197), (51133, 412191), (137397, 153399)]