21000339408

素因数分解:

$2^4\times 3^1\times {\mathrm{2083}}^1\times {\mathrm{210037}}^1$

素因数の和:212131

約数の個数: 40

約数和(自身を含む): 54277179808

約数和(自身を除く): 33276840400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2083, 4166, 6249, 8332, 12498, 16664, 24996, 33328, 49992, 99984, 210037, 420074, 630111, 840148, 1260222, 1680296, 2520444, 3360592, 5040888, 10081776, 437507071, 875014142, 1312521213, 1750028284, 2625042426, 3500056568, 5250084852, 7000113136, 10500169704, 21000339408]

約数ペア:

[(1, 21000339408), (2, 10500169704), (3, 7000113136), (4, 5250084852), (6, 3500056568), (8, 2625042426), (12, 1750028284), (16, 1312521213), (24, 875014142), (48, 437507071), (2083, 10081776), (4166, 5040888), (6249, 3360592), (8332, 2520444), (12498, 1680296), (16664, 1260222), (24996, 840148), (33328, 630111), (49992, 420074), (99984, 210037)]