21560097

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 12308703

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 1049, 1209, 1581, 3147, 6851, 13637, 17833, 20553, 32519, 40911, 53499, 97557, 231829, 422747, 552823, 695487, 1268241, 1658469, 7186699, 21560097]

約数ペア:

[(1, 21560097), (3, 7186699), (13, 1658469), (17, 1268241), (31, 695487), (39, 552823), (51, 422747), (93, 231829), (221, 97557), (403, 53499), (527, 40911), (663, 32519), (1049, 20553), (1209, 17833), (1581, 13637), (3147, 6851)]