21499458

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 45904320

約数和(自身を除く): 24404862

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 131, 262, 393, 786, 1609, 2227, 3218, 4454, 4827, 6681, 9654, 13362, 27353, 54706, 82059, 164118, 210779, 421558, 632337, 1264674, 3583243, 7166486, 10749729, 21499458]

約数ペア:

[(1, 21499458), (2, 10749729), (3, 7166486), (6, 3583243), (17, 1264674), (34, 632337), (51, 421558), (102, 210779), (131, 164118), (262, 82059), (393, 54706), (786, 27353), (1609, 13362), (2227, 9654), (3218, 6681), (4454, 4827)]