21679458

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 44390400

約数和(自身を除く): 22710942

約数列:

[1, 2, 3, 6, 67, 134, 199, 201, 271, 398, 402, 542, 597, 813, 1194, 1626, 13333, 18157, 26666, 36314, 39999, 53929, 54471, 79998, 107858, 108942, 161787, 323574, 3613243, 7226486, 10839729, 21679458]

約数ペア:

[(1, 21679458), (2, 10839729), (3, 7226486), (6, 3613243), (67, 323574), (134, 161787), (199, 108942), (201, 107858), (271, 79998), (398, 54471), (402, 53929), (542, 39999), (597, 36314), (813, 26666), (1194, 18157), (1626, 13333)]