21000434700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{1428601}}^1$

素因数の和:1428632

約数の個数: 108

約数和(自身を含む): 70681512552

約数和(自身を除く): 49681077852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2450, 2940, 3675, 4900, 7350, 14700, 1428601, 2857202, 4285803, 5714404, 7143005, 8571606, 10000207, 14286010, 17143212, 20000414, 21429015, 28572020, 30000621, 35715025, 40000828, 42858030, 50001035, 60001242, 70001449, 71430050, 85716060, 100002070, 107145075, 120002484, 140002898, 142860100, 150003105, 200004140, 210004347, 214290150, 250005175, 280005796, 300006210, 350007245, 420008694, 428580300, 500010350, 600012420, 700014490, 750015525, 840017388, 1000020700, 1050021735, 1400028980, 1500031050, 1750036225, 2100043470, 3000062100, 3500072450, 4200086940, 5250108675, 7000144900, 10500217350, 21000434700]

約数ペア:

[(1, 21000434700), (2, 10500217350), (3, 7000144900), (4, 5250108675), (5, 4200086940), (6, 3500072450), (7, 3000062100), (10, 2100043470), (12, 1750036225), (14, 1500031050), (15, 1400028980), (20, 1050021735), (21, 1000020700), (25, 840017388), (28, 750015525), (30, 700014490), (35, 600012420), (42, 500010350), (49, 428580300), (50, 420008694), (60, 350007245), (70, 300006210), (75, 280005796), (84, 250005175), (98, 214290150), (100, 210004347), (105, 200004140), (140, 150003105), (147, 142860100), (150, 140002898), (175, 120002484), (196, 107145075), (210, 100002070), (245, 85716060), (294, 71430050), (300, 70001449), (350, 60001242), (420, 50001035), (490, 42858030), (525, 40000828), (588, 35715025), (700, 30000621), (735, 28572020), (980, 21429015), (1050, 20000414), (1225, 17143212), (1470, 14286010), (2100, 10000207), (2450, 8571606), (2940, 7143005), (3675, 5714404), (4900, 4285803), (7350, 2857202), (14700, 1428601)]