21033720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58427}}^1$

素因数の和:58444

約数の個数: 48

約数和(自身を含む): 68360760

約数和(自身を除く): 47327040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58427, 116854, 175281, 233708, 292135, 350562, 467416, 525843, 584270, 701124, 876405, 1051686, 1168540, 1402248, 1752810, 2103372, 2337080, 2629215, 3505620, 4206744, 5258430, 7011240, 10516860, 21033720]

約数ペア:

[(1, 21033720), (2, 10516860), (3, 7011240), (4, 5258430), (5, 4206744), (6, 3505620), (8, 2629215), (9, 2337080), (10, 2103372), (12, 1752810), (15, 1402248), (18, 1168540), (20, 1051686), (24, 876405), (30, 701124), (36, 584270), (40, 525843), (45, 467416), (60, 350562), (72, 292135), (90, 233708), (120, 175281), (180, 116854), (360, 58427)]