21591330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15313}}^1$

素因数の和:15370

約数の個数: 32

約数和(自身を含む): 52925184

約数和(自身を除く): 31333854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 15313, 30626, 45939, 76565, 91878, 153130, 229695, 459390, 719711, 1439422, 2159133, 3598555, 4318266, 7197110, 10795665, 21591330]

約数ペア:

[(1, 21591330), (2, 10795665), (3, 7197110), (5, 4318266), (6, 3598555), (10, 2159133), (15, 1439422), (30, 719711), (47, 459390), (94, 229695), (141, 153130), (235, 91878), (282, 76565), (470, 45939), (705, 30626), (1410, 15313)]