21364378559

素因数分解:

${\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1213}}^1\times {\mathrm{2749}}^1$

素因数の和:4154

約数の個数: 16

約数和(自身を含む): 22034100000

約数和(自身を除く): 669721441

約数列:

[1, 43, 149, 1213, 2749, 6407, 52159, 118207, 180737, 409601, 3334537, 7771691, 17612843, 143385091, 496846013, 21364378559]

約数ペア:

[(1, 21364378559), (43, 496846013), (149, 143385091), (1213, 17612843), (2749, 7771691), (6407, 3334537), (52159, 409601), (118207, 180737)]