21493038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3389}}^1$

素因数の和:3552

約数の個数: 32

約数和(自身を含む): 49466880

約数和(自身を除く): 27973842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 151, 302, 453, 906, 1057, 2114, 3171, 3389, 6342, 6778, 10167, 20334, 23723, 47446, 71169, 142338, 511739, 1023478, 1535217, 3070434, 3582173, 7164346, 10746519, 21493038]

約数ペア:

[(1, 21493038), (2, 10746519), (3, 7164346), (6, 3582173), (7, 3070434), (14, 1535217), (21, 1023478), (42, 511739), (151, 142338), (302, 71169), (453, 47446), (906, 23723), (1057, 20334), (2114, 10167), (3171, 6778), (3389, 6342)]