2115813

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1901}}^1$

素因数の和:1964

約数の個数: 16

約数和(自身を含む): 3286656

約数和(自身を除く): 1170843

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1901, 5703, 13307, 39921, 100753, 302259, 705271, 2115813]

約数ペア:

[(1, 2115813), (3, 705271), (7, 302259), (21, 100753), (53, 39921), (159, 13307), (371, 5703), (1113, 1901)]