21472495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{5827}}^1$

素因数の和:5910

約数の個数: 16

約数和(自身を含む): 28533888

約数和(自身を除く): 7061393

約数列:

[1, 5, 11, 55, 67, 335, 737, 3685, 5827, 29135, 64097, 320485, 390409, 1952045, 4294499, 21472495]

約数ペア:

[(1, 21472495), (5, 4294499), (11, 1952045), (55, 390409), (67, 320485), (335, 64097), (737, 29135), (3685, 5827)]