21000775100

素因数分解:

$2^2\times 5^2\times {\mathrm{13613}}^1\times {\mathrm{15427}}^1$

素因数の和:29054

約数の個数: 36

約数和(自身を含む): 45577983864

約数和(自身を除く): 24577208764

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 13613, 15427, 27226, 30854, 54452, 61708, 68065, 77135, 136130, 154270, 272260, 308540, 340325, 385675, 680650, 771350, 1361300, 1542700, 210007751, 420015502, 840031004, 1050038755, 2100077510, 4200155020, 5250193775, 10500387550, 21000775100]

約数ペア:

[(1, 21000775100), (2, 10500387550), (4, 5250193775), (5, 4200155020), (10, 2100077510), (20, 1050038755), (25, 840031004), (50, 420015502), (100, 210007751), (13613, 1542700), (15427, 1361300), (27226, 771350), (30854, 680650), (54452, 385675), (61708, 340325), (68065, 308540), (77135, 272260), (136130, 154270)]