2100084420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5000201}}^1$

素因数の和:5000220

約数の個数: 48

約数和(自身を含む): 6720271488

約数和(自身を除く): 4620187068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5000201, 10000402, 15000603, 20000804, 25001005, 30001206, 35001407, 50002010, 60002412, 70002814, 75003015, 100004020, 105004221, 140005628, 150006030, 175007035, 210008442, 300012060, 350014070, 420016884, 525021105, 700028140, 1050042210, 2100084420]

約数ペア:

[(1, 2100084420), (2, 1050042210), (3, 700028140), (4, 525021105), (5, 420016884), (6, 350014070), (7, 300012060), (10, 210008442), (12, 175007035), (14, 150006030), (15, 140005628), (20, 105004221), (21, 100004020), (28, 75003015), (30, 70002814), (35, 60002412), (42, 50002010), (60, 35001407), (70, 30001206), (84, 25001005), (105, 20000804), (140, 15000603), (210, 10000402), (420, 5000201)]