21201882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4057}}^1$

素因数の和:4142

約数の個数: 32

約数和(自身を含む): 46358592

約数和(自身を除く): 25156710

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 4057, 5226, 8114, 12171, 24342, 52741, 105482, 158223, 271819, 316446, 543638, 815457, 1630914, 3533647, 7067294, 10600941, 21201882]

約数ペア:

[(1, 21201882), (2, 10600941), (3, 7067294), (6, 3533647), (13, 1630914), (26, 815457), (39, 543638), (67, 316446), (78, 271819), (134, 158223), (201, 105482), (402, 52741), (871, 24342), (1742, 12171), (2613, 8114), (4057, 5226)]