21167131400

素因数分解:

$2^3\times 5^2\times {\mathrm{1039}}^1\times {\mathrm{101863}}^1$

素因数の和:102918

約数の個数: 48

約数和(自身を含む): 49261430400

約数和(自身を除く): 28094299000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1039, 2078, 4156, 5195, 8312, 10390, 20780, 25975, 41560, 51950, 101863, 103900, 203726, 207800, 407452, 509315, 814904, 1018630, 2037260, 2546575, 4074520, 5093150, 10186300, 20372600, 105835657, 211671314, 423342628, 529178285, 846685256, 1058356570, 2116713140, 2645891425, 4233426280, 5291782850, 10583565700, 21167131400]

約数ペア:

[(1, 21167131400), (2, 10583565700), (4, 5291782850), (5, 4233426280), (8, 2645891425), (10, 2116713140), (20, 1058356570), (25, 846685256), (40, 529178285), (50, 423342628), (100, 211671314), (200, 105835657), (1039, 20372600), (2078, 10186300), (4156, 5093150), (5195, 4074520), (8312, 2546575), (10390, 2037260), (20780, 1018630), (25975, 814904), (41560, 509315), (51950, 407452), (101863, 207800), (103900, 203726)]