21415804533

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1987}}^1\times {\mathrm{63029}}^1$

素因数の和:65041

約数の個数: 24

約数和(自身を含む): 32578946400

約数和(自身を除く): 11163141867

約数列:

[1, 3, 9, 19, 57, 171, 1987, 5961, 17883, 37753, 63029, 113259, 189087, 339777, 567261, 1197551, 3592653, 10777959, 125238623, 375715869, 1127147607, 2379533837, 7138601511, 21415804533]

約数ペア:

[(1, 21415804533), (3, 7138601511), (9, 2379533837), (19, 1127147607), (57, 375715869), (171, 125238623), (1987, 10777959), (5961, 3592653), (17883, 1197551), (37753, 567261), (63029, 339777), (113259, 189087)]