21910710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2069}}^1$

素因数の和:2432

約数の個数: 32

約数和(自身を含む): 52760160

約数和(自身を除く): 30849450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 353, 706, 1059, 1765, 2069, 2118, 3530, 4138, 5295, 6207, 10345, 10590, 12414, 20690, 31035, 62070, 730357, 1460714, 2191071, 3651785, 4382142, 7303570, 10955355, 21910710]

約数ペア:

[(1, 21910710), (2, 10955355), (3, 7303570), (5, 4382142), (6, 3651785), (10, 2191071), (15, 1460714), (30, 730357), (353, 62070), (706, 31035), (1059, 20690), (1765, 12414), (2069, 10590), (2118, 10345), (3530, 6207), (4138, 5295)]