21709944

素因数分解:

$2^3\times 3^4\times {\mathrm{33503}}^1$

素因数の和:33521

約数の個数: 40

約数和(自身を含む): 60809760

約数和(自身を除く): 39099816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33503, 67006, 100509, 134012, 201018, 268024, 301527, 402036, 603054, 804072, 904581, 1206108, 1809162, 2412216, 2713743, 3618324, 5427486, 7236648, 10854972, 21709944]

約数ペア:

[(1, 21709944), (2, 10854972), (3, 7236648), (4, 5427486), (6, 3618324), (8, 2713743), (9, 2412216), (12, 1809162), (18, 1206108), (24, 904581), (27, 804072), (36, 603054), (54, 402036), (72, 301527), (81, 268024), (108, 201018), (162, 134012), (216, 100509), (324, 67006), (648, 33503)]