20210106

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1237}}^1$

素因数の和:1638

約数の個数: 32

約数和(自身を含む): 46350720

約数和(自身を除く): 26140614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 389, 778, 1167, 1237, 2334, 2474, 2723, 3711, 5446, 7422, 8169, 8659, 16338, 17318, 25977, 51954, 481193, 962386, 1443579, 2887158, 3368351, 6736702, 10105053, 20210106]

約数ペア:

[(1, 20210106), (2, 10105053), (3, 6736702), (6, 3368351), (7, 2887158), (14, 1443579), (21, 962386), (42, 481193), (389, 51954), (778, 25977), (1167, 17318), (1237, 16338), (2334, 8659), (2474, 8169), (2723, 7422), (3711, 5446)]