21302996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37243}}^1$

素因数の和:37271

約数の個数: 24

約数和(自身を含む): 43798944

約数和(自身を除く): 22495948

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37243, 74486, 148972, 409673, 484159, 819346, 968318, 1638692, 1936636, 5325749, 10651498, 21302996]

約数ペア:

[(1, 21302996), (2, 10651498), (4, 5325749), (11, 1936636), (13, 1638692), (22, 968318), (26, 819346), (44, 484159), (52, 409673), (143, 148972), (286, 74486), (572, 37243)]