21630222

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{70687}}^1$

素因数の和:70712

約数の個数: 24

約数和(自身を含む): 49622976

約数和(自身を除く): 27992754

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 70687, 141374, 212061, 424122, 636183, 1201679, 1272366, 2403358, 3605037, 7210074, 10815111, 21630222]

約数ペア:

[(1, 21630222), (2, 10815111), (3, 7210074), (6, 3605037), (9, 2403358), (17, 1272366), (18, 1201679), (34, 636183), (51, 424122), (102, 212061), (153, 141374), (306, 70687)]