21216913560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58935871}}^1$

素因数の和:58935888

約数の個数: 48

約数和(自身を含む): 68954970240

約数和(自身を除く): 47738056680

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, 58935871, 117871742, 176807613, 235743484, 294679355, 353615226, 471486968, 530422839, 589358710, 707230452, 884038065, 1060845678, 1178717420, 1414460904, 1768076130, 2121691356, 2357434840, 2652114195, 3536152260, 4243382712, 5304228390, 7072304520, 10608456780, 21216913560]

約数ペア:

[(1, 21216913560), (2, 10608456780), (3, 7072304520), (4, 5304228390), (5, 4243382712), (6, 3536152260), (8, 2652114195), (9, 2357434840), (10, 2121691356), (12, 1768076130), (15, 1414460904), (18, 1178717420), (20, 1060845678), (24, 884038065), (30, 707230452), (36, 589358710), (40, 530422839), (45, 471486968), (60, 353615226), (72, 294679355), (90, 235743484), (120, 176807613), (180, 117871742), (360, 58935871)]