21464630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2351}}^1$

素因数の和:2452

約数の個数: 32

約数和(自身を含む): 42674688

約数和(自身を除く): 21210058

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2351, 4565, 4702, 9130, 11755, 23510, 25861, 51722, 129305, 195133, 258610, 390266, 975665, 1951330, 2146463, 4292926, 10732315, 21464630]

約数ペア:

[(1, 21464630), (2, 10732315), (5, 4292926), (10, 2146463), (11, 1951330), (22, 975665), (55, 390266), (83, 258610), (110, 195133), (166, 129305), (415, 51722), (830, 25861), (913, 23510), (1826, 11755), (2351, 9130), (4565, 4702)]