21740568

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{12409}}^1$

素因数の和:12491

約数の個数: 32

約数和(自身を含む): 55100400

約数和(自身を除く): 33359832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 219, 292, 438, 584, 876, 1752, 12409, 24818, 37227, 49636, 74454, 99272, 148908, 297816, 905857, 1811714, 2717571, 3623428, 5435142, 7246856, 10870284, 21740568]

約数ペア:

[(1, 21740568), (2, 10870284), (3, 7246856), (4, 5435142), (6, 3623428), (8, 2717571), (12, 1811714), (24, 905857), (73, 297816), (146, 148908), (219, 99272), (292, 74454), (438, 49636), (584, 37227), (876, 24818), (1752, 12409)]