21257584230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{708586141}}^1$

素因数の和:708586151

約数の個数: 16

約数和(自身を含む): 51018202224

約数和(自身を除く): 29760617994

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 708586141, 1417172282, 2125758423, 3542930705, 4251516846, 7085861410, 10628792115, 21257584230]

約数ペア:

[(1, 21257584230), (2, 10628792115), (3, 7085861410), (5, 4251516846), (6, 3542930705), (10, 2125758423), (15, 1417172282), (30, 708586141)]