21693370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 41015808

約数和(自身を除く): 19322438

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 257, 367, 514, 734, 1285, 1835, 2570, 3670, 5911, 8441, 11822, 16882, 29555, 42205, 59110, 84410, 94319, 188638, 471595, 943190, 2169337, 4338674, 10846685, 21693370]

約数ペア:

[(1, 21693370), (2, 10846685), (5, 4338674), (10, 2169337), (23, 943190), (46, 471595), (115, 188638), (230, 94319), (257, 84410), (367, 59110), (514, 42205), (734, 29555), (1285, 16882), (1835, 11822), (2570, 8441), (3670, 5911)]