21112974

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2459}}^1$

素因数の和:2526

約数の個数: 40

約数和(自身を含む): 48220920

約数和(自身を除く): 27107946

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2459, 2862, 4293, 4918, 7377, 8586, 14754, 22131, 44262, 66393, 130327, 132786, 199179, 260654, 390981, 398358, 781962, 1172943, 2345886, 3518829, 7037658, 10556487, 21112974]

約数ペア:

[(1, 21112974), (2, 10556487), (3, 7037658), (6, 3518829), (9, 2345886), (18, 1172943), (27, 781962), (53, 398358), (54, 390981), (81, 260654), (106, 199179), (159, 132786), (162, 130327), (318, 66393), (477, 44262), (954, 22131), (1431, 14754), (2459, 8586), (2862, 7377), (4293, 4918)]