21031722

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3733}}^1$

素因数の和:4054

約数の個数: 24

約数和(自身を含む): 45726564

約数和(自身を除く): 24694842

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 3733, 5634, 7466, 11199, 22398, 33597, 67194, 1168429, 2336858, 3505287, 7010574, 10515861, 21031722]

約数ペア:

[(1, 21031722), (2, 10515861), (3, 7010574), (6, 3505287), (9, 2336858), (18, 1168429), (313, 67194), (626, 33597), (939, 22398), (1878, 11199), (2817, 7466), (3733, 5634)]