21152520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58757}}^1$

素因数の和:58774

約数の個数: 48

約数和(自身を含む): 68746860

約数和(自身を除く): 47594340

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, 58757, 117514, 176271, 235028, 293785, 352542, 470056, 528813, 587570, 705084, 881355, 1057626, 1175140, 1410168, 1762710, 2115252, 2350280, 2644065, 3525420, 4230504, 5288130, 7050840, 10576260, 21152520]

約数ペア:

[(1, 21152520), (2, 10576260), (3, 7050840), (4, 5288130), (5, 4230504), (6, 3525420), (8, 2644065), (9, 2350280), (10, 2115252), (12, 1762710), (15, 1410168), (18, 1175140), (20, 1057626), (24, 881355), (30, 705084), (36, 587570), (40, 528813), (45, 470056), (60, 352542), (72, 293785), (90, 235028), (120, 176271), (180, 117514), (360, 58757)]