21603390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2677}}^1$

素因数の和:2956

約数の個数: 32

約数和(自身を含む): 52060320

約数和(自身を除く): 30456930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 269, 538, 807, 1345, 1614, 2677, 2690, 4035, 5354, 8031, 8070, 13385, 16062, 26770, 40155, 80310, 720113, 1440226, 2160339, 3600565, 4320678, 7201130, 10801695, 21603390]

約数ペア:

[(1, 21603390), (2, 10801695), (3, 7201130), (5, 4320678), (6, 3600565), (10, 2160339), (15, 1440226), (30, 720113), (269, 80310), (538, 40155), (807, 26770), (1345, 16062), (1614, 13385), (2677, 8070), (2690, 8031), (4035, 5354)]